[INFO] cloning repository https://github.com/EelenZ/MR [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EelenZ/MR" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEelenZ%2FMR", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEelenZ%2FMR'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b0434cab295d08c9be36058b6461c27009d579e6 [INFO] testing EelenZ/MR against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEelenZ%2FMR" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/EelenZ/MR on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/EelenZ/MR [INFO] finished tweaking git repo https://github.com/EelenZ/MR [INFO] tweaked toml for git repo https://github.com/EelenZ/MR written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/EelenZ/MR already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9fde96f8bf7b045cfbf11f5987958c5cfec607910108090b835159bc5542730a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9fde96f8bf7b045cfbf11f5987958c5cfec607910108090b835159bc5542730a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9fde96f8bf7b045cfbf11f5987958c5cfec607910108090b835159bc5542730a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fde96f8bf7b045cfbf11f5987958c5cfec607910108090b835159bc5542730a", kill_on_drop: false }` [INFO] [stdout] 9fde96f8bf7b045cfbf11f5987958c5cfec607910108090b835159bc5542730a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53a988548460a54f872ac4331f023cfcd16922c290d621753617a889a6517dc6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "53a988548460a54f872ac4331f023cfcd16922c290d621753617a889a6517dc6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling anyhow v1.0.32 [INFO] [stderr] Compiling miniz_oxide v0.4.2 [INFO] [stderr] Compiling lock_api v0.4.1 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling spinning_top v0.2.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling addr2line v0.13.0 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Compiling pin-project v0.4.23 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling flume v0.9.0 [INFO] [stderr] Compiling MR v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `info`, `trace`, `warn` [INFO] [stdout] --> src/worker.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use log::{info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `MRError`, `Result` [INFO] [stdout] --> src/worker.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | use crate::error::{MRError, Result}; [INFO] [stdout] | ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/worker.rs:23:18 [INFO] [stdout] | [INFO] [stdout] 23 | pub map: Arc) -> Vec + Sync + Send>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(BufReader) -> Vec + Sync + Send` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/worker.rs:24:21 [INFO] [stdout] | [INFO] [stdout] 24 | pub reduce: Arc>) -> String + Sync + Send>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec>) -> String + Sync + Send` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/master.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | map: Arc) -> Vec + Send + Sync>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(BufReader) -> Vec + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/master.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | reduce: Arc>) -> String + Send + Sync>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec>) -> String + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/master.rs:27:21 [INFO] [stdout] | [INFO] [stdout] 27 | map: Arc) -> Vec + Send + Sync>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(BufReader) -> Vec + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/master.rs:28:24 [INFO] [stdout] | [INFO] [stdout] 28 | reduce: Arc>) -> String + Send + Sync> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec>) -> String + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `failure:: Fail` [INFO] [stdout] --> src/error.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use failure:: Fail; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | 'a' ... 'e' => a_to_e.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:82:21 [INFO] [stdout] | [INFO] [stdout] 82 | 'f' ... 'k' => f_to_k.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:83:21 [INFO] [stdout] | [INFO] [stdout] 83 | 'l' ... 'q' => l_to_q.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:84:21 [INFO] [stdout] | [INFO] [stdout] 84 | 'r' ... 't' => r_to_t.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:85:21 [INFO] [stdout] | [INFO] [stdout] 85 | 'u' ... 'z' => u_to_z.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result_files` [INFO] [stdout] --> src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | let result_files = master.run(4); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_files` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/master.rs:69:58 [INFO] [stdout] | [INFO] [stdout] 69 | ... let mut files = grouped.entry(key).or_insert(vec![]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Result` [INFO] [stdout] --> src/error.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | pub type Result = std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `MR` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `mr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | self.results_queue.send(JobResult::MapFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | self.results_queue.send(JobResult::ReduceFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | self.job_queue.send(Job::Map(((index + 1) as i32, input.clone()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | self.job_queue.send(Job::Reduce((index, group))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | / self.results_queue.recv() [INFO] [stdout] 122 | | .map(|_| { [INFO] [stdout] 123 | | n_complete += 1 [INFO] [stdout] 124 | | }); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 08s [INFO] running `Command { std: "docker" "inspect" "53a988548460a54f872ac4331f023cfcd16922c290d621753617a889a6517dc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53a988548460a54f872ac4331f023cfcd16922c290d621753617a889a6517dc6", kill_on_drop: false }` [INFO] [stdout] 53a988548460a54f872ac4331f023cfcd16922c290d621753617a889a6517dc6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22a4119c7bdb87e089bc45f1121c7203ca321a6d635a1ebd9ffac95ffbe12b20 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "22a4119c7bdb87e089bc45f1121c7203ca321a6d635a1ebd9ffac95ffbe12b20", kill_on_drop: false }` [INFO] [stderr] Compiling MR v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `info`, `trace`, `warn` [INFO] [stdout] --> src/worker.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use log::{info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `MRError`, `Result` [INFO] [stdout] --> src/worker.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | use crate::error::{MRError, Result}; [INFO] [stdout] | ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/worker.rs:23:18 [INFO] [stdout] | [INFO] [stdout] 23 | pub map: Arc) -> Vec + Sync + Send>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(BufReader) -> Vec + Sync + Send` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/worker.rs:24:21 [INFO] [stdout] | [INFO] [stdout] 24 | pub reduce: Arc>) -> String + Sync + Send>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec>) -> String + Sync + Send` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/master.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | map: Arc) -> Vec + Send + Sync>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(BufReader) -> Vec + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/master.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | reduce: Arc>) -> String + Send + Sync>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec>) -> String + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/master.rs:27:21 [INFO] [stdout] | [INFO] [stdout] 27 | map: Arc) -> Vec + Send + Sync>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(BufReader) -> Vec + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/master.rs:28:24 [INFO] [stdout] | [INFO] [stdout] 28 | reduce: Arc>) -> String + Send + Sync> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec>) -> String + Send + Sync` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `failure:: Fail` [INFO] [stdout] --> src/error.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use failure:: Fail; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | 'a' ... 'e' => a_to_e.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:82:21 [INFO] [stdout] | [INFO] [stdout] 82 | 'f' ... 'k' => f_to_k.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:83:21 [INFO] [stdout] | [INFO] [stdout] 83 | 'l' ... 'q' => l_to_q.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:84:21 [INFO] [stdout] | [INFO] [stdout] 84 | 'r' ... 't' => r_to_t.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:85:21 [INFO] [stdout] | [INFO] [stdout] 85 | 'u' ... 'z' => u_to_z.push(line), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result_files` [INFO] [stdout] --> src/main.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | let result_files = master.run(4); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_files` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/worker.rs:96:15 [INFO] [stdout] | [INFO] [stdout] 96 | fn map_fn(input: BufReader) -> Vec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/worker.rs:99:18 [INFO] [stdout] | [INFO] [stdout] 99 | fn reduce_fn(input: Vec>) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/master.rs:155:15 [INFO] [stdout] | [INFO] [stdout] 155 | fn map_fn(input: BufReader) -> Vec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/master.rs:158:18 [INFO] [stdout] | [INFO] [stdout] 158 | fn reduce_fn(input: Vec>) -> String { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/master.rs:69:58 [INFO] [stdout] | [INFO] [stdout] 69 | ... let mut files = grouped.entry(key).or_insert(vec![]); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Result` [INFO] [stdout] --> src/error.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | pub type Result = std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `MR` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `mr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | self.results_queue.send(JobResult::MapFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | self.results_queue.send(JobResult::ReduceFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 123 | work_send.send(Job::Map((1, map_file.clone()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | self.job_queue.send(Job::Map(((index + 1) as i32, input.clone()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | self.job_queue.send(Job::Reduce((index, group))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | / self.results_queue.recv() [INFO] [stdout] 122 | | .map(|_| { [INFO] [stdout] 123 | | n_complete += 1 [INFO] [stdout] 124 | | }); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 28 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.95s [INFO] running `Command { std: "docker" "inspect" "22a4119c7bdb87e089bc45f1121c7203ca321a6d635a1ebd9ffac95ffbe12b20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22a4119c7bdb87e089bc45f1121c7203ca321a6d635a1ebd9ffac95ffbe12b20", kill_on_drop: false }` [INFO] [stdout] 22a4119c7bdb87e089bc45f1121c7203ca321a6d635a1ebd9ffac95ffbe12b20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fa39253031c003722ad26f8d36b630403fd88ac8b0ca9bf11cea428b6f45d56c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fa39253031c003722ad26f8d36b630403fd88ac8b0ca9bf11cea428b6f45d56c", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `info`, `trace`, `warn` [INFO] [stderr] --> src/worker.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | use log::{info, trace, warn}; [INFO] [stderr] | ^^^^ ^^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `MRError`, `Result` [INFO] [stderr] --> src/worker.rs:9:20 [INFO] [stderr] | [INFO] [stderr] 9 | use crate::error::{MRError, Result}; [INFO] [stderr] | ^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/worker.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | pub map: Arc) -> Vec + Sync + Send>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(BufReader) -> Vec + Sync + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/worker.rs:24:21 [INFO] [stderr] | [INFO] [stderr] 24 | pub reduce: Arc>) -> String + Sync + Send>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec>) -> String + Sync + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/master.rs:16:14 [INFO] [stderr] | [INFO] [stderr] 16 | map: Arc) -> Vec + Send + Sync>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(BufReader) -> Vec + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/master.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | reduce: Arc>) -> String + Send + Sync>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec>) -> String + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/master.rs:27:21 [INFO] [stderr] | [INFO] [stderr] 27 | map: Arc) -> Vec + Send + Sync>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(BufReader) -> Vec + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/master.rs:28:24 [INFO] [stderr] | [INFO] [stderr] 28 | reduce: Arc>) -> String + Send + Sync> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec>) -> String + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: unused import: `failure:: Fail` [INFO] [stderr] --> src/error.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use failure:: Fail; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/main.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | 'a' ... 'e' => a_to_e.push(line), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/main.rs:82:21 [INFO] [stderr] | [INFO] [stderr] 82 | 'f' ... 'k' => f_to_k.push(line), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/main.rs:83:21 [INFO] [stderr] | [INFO] [stderr] 83 | 'l' ... 'q' => l_to_q.push(line), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/main.rs:84:21 [INFO] [stderr] | [INFO] [stderr] 84 | 'r' ... 't' => r_to_t.push(line), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/main.rs:85:21 [INFO] [stderr] | [INFO] [stderr] 85 | 'u' ... 'z' => u_to_z.push(line), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result_files` [INFO] [stderr] --> src/main.rs:137:9 [INFO] [stderr] | [INFO] [stderr] 137 | let result_files = master.run(4); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result_files` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/worker.rs:96:15 [INFO] [stderr] | [INFO] [stderr] 96 | fn map_fn(input: BufReader) -> Vec { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/worker.rs:99:18 [INFO] [stderr] | [INFO] [stderr] 99 | fn reduce_fn(input: Vec>) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/master.rs:155:15 [INFO] [stderr] | [INFO] [stderr] 155 | fn map_fn(input: BufReader) -> Vec { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/master.rs:158:18 [INFO] [stderr] | [INFO] [stderr] 158 | fn reduce_fn(input: Vec>) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/master.rs:69:58 [INFO] [stderr] | [INFO] [stderr] 69 | ... let mut files = grouped.entry(key).or_insert(vec![]); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Result` [INFO] [stderr] --> src/error.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | pub type Result = std::result::Result; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate `MR` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `mr` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/worker.rs:37:21 [INFO] [stderr] | [INFO] [stderr] 37 | self.results_queue.send(JobResult::MapFinished(job_id)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/worker.rs:46:21 [INFO] [stderr] | [INFO] [stderr] 46 | self.results_queue.send(JobResult::ReduceFinished(job_id)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/worker.rs:123:9 [INFO] [stderr] | [INFO] [stderr] 123 | work_send.send(Job::Map((1, map_file.clone()))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/master.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | self.job_queue.send(Job::Map(((index + 1) as i32, input.clone()))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/master.rs:78:17 [INFO] [stderr] | [INFO] [stderr] 78 | self.job_queue.send(Job::Reduce((index, group))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/master.rs:121:13 [INFO] [stderr] | [INFO] [stderr] 121 | / self.results_queue.recv() [INFO] [stderr] 122 | | .map(|_| { [INFO] [stderr] 123 | | n_complete += 1 [INFO] [stderr] 124 | | }); [INFO] [stderr] | |_________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 28 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/MR-58a52e0cc1dd6f1a [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test master::test::master_enqueues_map_jobs ... ok [INFO] [stdout] test master::test::test_do_reduce ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin MR' [INFO] [stdout] test worker::test::test_map ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- worker::test::test_map stdout ---- [INFO] [stdout] thread '' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/worker.rs:84:26 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558b5af4bd90 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stdout] 1: 0x558b5af4bd90 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x558b5af4bd90 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x558b5af4bd90 - ::fmt::he009dcaaa75eed60 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x558b5af6f74c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x558b5aee55f6 - std::io::Write::write_fmt::h3a40d9c04f88bb58 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stdout] 6: 0x558b5af45fad - std::io::impls::>::write_fmt::h1b3d263673641f53 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9 [INFO] [stdout] 7: 0x558b5af4e465 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 8: 0x558b5af4e465 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 9: 0x558b5af4e465 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stdout] 10: 0x558b5af4e0b2 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9 [INFO] [stdout] 11: 0x558b5af4ec01 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stdout] 12: 0x558b5af4e747 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stdout] 13: 0x558b5af4c24c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 14: 0x558b5af4e6a9 - rust_begin_unwind [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stdout] 15: 0x558b5af6de01 - core::panicking::panic_fmt::ha0bb065d9a260792 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14 [INFO] [stdout] 16: 0x558b5af6dc23 - core::option::expect_none_failed::h7e1dd0a94971eb61 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5 [INFO] [stdout] 17: 0x558b5aebb8fb - core::result::Result::unwrap::h75a6d95a0d658cf8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:973:23 [INFO] [stdout] 18: 0x558b5aec349b - MR::worker::open_file::hf236a55ad9bacfcc [INFO] [stdout] at /opt/rustwide/workdir/src/worker.rs:81:13 [INFO] [stdout] 19: 0x558b5aec2572 - MR::worker::Worker::run::he316c04bf5c1676b [INFO] [stdout] at /opt/rustwide/workdir/src/worker.rs:34:59 [INFO] [stdout] 20: 0x558b5aedd8fd - MR::worker::test::test_map::{{closure}}::h195620ece6311e2c [INFO] [stdout] at /opt/rustwide/workdir/src/worker.rs:121:31 [INFO] [stdout] 21: 0x558b5aeba0b5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h5a24d1e4ffbfdaf2 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 22: 0x558b5aedb170 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h152a8b41d4c449ec [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 23: 0x558b5aee1320 - as core::ops::function::FnOnce<()>>::call_once::h511f4404d6002409 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 24: 0x558b5aeb5390 - std::panicking::try::do_call::h99d8e28faa8d5206 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 25: 0x558b5aeb9f1d - __rust_try [INFO] [stdout] 26: 0x558b5aeb5170 - std::panicking::try::h53ff083ef7e9499a [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 27: 0x558b5aee1472 - std::panic::catch_unwind::h624d2bef1c9219c2 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 28: 0x558b5aedab68 - std::thread::Builder::spawn_unchecked::{{closure}}::h1f6947a5d5a7196e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 29: 0x558b5aeb5d9e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h5ebc41c59b7187a6 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 30: 0x558b5af5558a - as core::ops::function::FnOnce>::call_once::h09ff301006f1aeca [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 31: 0x558b5af5558a - as core::ops::function::FnOnce>::call_once::he79488c8f00b5f31 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 32: 0x558b5af5558a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 33: 0x7fa9bce2c609 - start_thread [INFO] [stdout] 34: 0x7fa9bd0b7293 - clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] thread 'worker::test::test_map' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `Err(Disconnected)`, [INFO] [stdout] right: `Ok(MapFinished(1))`', src/worker.rs:128:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558b5af4bd90 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stdout] 1: 0x558b5af4bd90 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x558b5af4bd90 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x558b5af4bd90 - ::fmt::he009dcaaa75eed60 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x558b5af6f74c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x558b5aee55f6 - std::io::Write::write_fmt::h3a40d9c04f88bb58 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stdout] 6: 0x558b5af45fad - std::io::impls::>::write_fmt::h1b3d263673641f53 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9 [INFO] [stdout] 7: 0x558b5af4e465 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 8: 0x558b5af4e465 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 9: 0x558b5af4e465 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stdout] 10: 0x558b5af4e0b2 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9 [INFO] [stdout] 11: 0x558b5af4ec01 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stdout] 12: 0x558b5af4e747 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stdout] 13: 0x558b5af4c24c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 14: 0x558b5af4e6a9 - rust_begin_unwind [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stdout] 15: 0x558b5af4e65b - std::panicking::begin_panic_fmt::h4a7e15187eac098d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:437:5 [INFO] [stdout] 16: 0x558b5aedd7a2 - MR::worker::test::test_map::hea5b4116ba2342ca [INFO] [stdout] at /opt/rustwide/workdir/src/worker.rs:128:9 [INFO] [stdout] 17: 0x558b5aedd26a - MR::worker::test::test_map::{{closure}}::h5fa51ad943a0191d [INFO] [stdout] at /opt/rustwide/workdir/src/worker.rs:106:5 [INFO] [stdout] 18: 0x558b5aeb60ae - core::ops::function::FnOnce::call_once::hc749020504f5a6d9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 19: 0x558b5af0d143 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x558b5af0d143 - test::__rust_begin_short_backtrace::hb1dea1c208110812 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5 [INFO] [stdout] 21: 0x558b5af0b5ea - as core::ops::function::FnOnce>::call_once::h5d11a40efef721f2 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 22: 0x558b5af0b5ea - as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 23: 0x558b5af0b5ea - std::panicking::try::do_call::h6390646e3de3fb9e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 24: 0x558b5af0b5ea - std::panicking::try::hc531439ab6159192 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 25: 0x558b5af0b5ea - std::panic::catch_unwind::h859d8bdaf9b4855c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 26: 0x558b5af0b5ea - test::run_test_in_process::hae60aa74417e3abc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18 [INFO] [stdout] 27: 0x558b5af0b5ea - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39 [INFO] [stdout] 28: 0x558b5aee4976 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 29: 0x558b5aee9973 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 30: 0x558b5aee9973 - as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 31: 0x558b5aee9973 - std::panicking::try::do_call::h722bb7416d021cdc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 32: 0x558b5aee9973 - std::panicking::try::h78e5abca71ac7cac [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 33: 0x558b5aee9973 - std::panic::catch_unwind::h95162588bd0fa090 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 34: 0x558b5aee9973 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 35: 0x558b5aee9973 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 36: 0x558b5af5558a - as core::ops::function::FnOnce>::call_once::h09ff301006f1aeca [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 37: 0x558b5af5558a - as core::ops::function::FnOnce>::call_once::he79488c8f00b5f31 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 38: 0x558b5af5558a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 39: 0x7fa9bce2c609 - start_thread [INFO] [stdout] 40: 0x7fa9bd0b7293 - clone [INFO] [stdout] 41: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] worker::test::test_map [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fa39253031c003722ad26f8d36b630403fd88ac8b0ca9bf11cea428b6f45d56c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa39253031c003722ad26f8d36b630403fd88ac8b0ca9bf11cea428b6f45d56c", kill_on_drop: false }` [INFO] [stdout] fa39253031c003722ad26f8d36b630403fd88ac8b0ca9bf11cea428b6f45d56c