[INFO] cloning repository https://github.com/miles-moran/rustle-api [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miles-moran/rustle-api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiles-moran%2Frustle-api", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiles-moran%2Frustle-api'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b9e68ba2002bc827a2e8df0223e130ae4609bc16 [INFO] testing miles-moran/rustle-api against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiles-moran%2Frustle-api" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/miles-moran/rustle-api on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/miles-moran/rustle-api [INFO] finished tweaking git repo https://github.com/miles-moran/rustle-api [INFO] tweaked toml for git repo https://github.com/miles-moran/rustle-api written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/miles-moran/rustle-api already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.0.57 [INFO] [stderr] Downloaded tracing-attributes v0.1.8 [INFO] [stderr] Downloaded tracing v0.1.15 [INFO] [stderr] Downloaded tracing-subscriber v0.2.7 [INFO] [stderr] Downloaded hyper v0.13.6 [INFO] [stderr] Downloaded genawaiter v0.99.1 [INFO] [stderr] Downloaded loom v0.3.4 [INFO] [stderr] Downloaded genawaiter-macro v0.99.1 [INFO] [stderr] Downloaded genawaiter-proc-macro v0.99.1 [INFO] [stderr] Downloaded generator v0.6.21 [INFO] [stderr] Downloaded bytes v0.5.5 [INFO] [stderr] Downloaded h2 v0.2.5 [INFO] [stderr] Downloaded tracing-core v0.1.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4056c2dcddeb1f1c80d9f58e5c204647caca6d10076dd030c9f5d1bc52e30e14 [INFO] running `Command { std: "docker" "start" "-a" "4056c2dcddeb1f1c80d9f58e5c204647caca6d10076dd030c9f5d1bc52e30e14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4056c2dcddeb1f1c80d9f58e5c204647caca6d10076dd030c9f5d1bc52e30e14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4056c2dcddeb1f1c80d9f58e5c204647caca6d10076dd030c9f5d1bc52e30e14", kill_on_drop: false }` [INFO] [stdout] 4056c2dcddeb1f1c80d9f58e5c204647caca6d10076dd030c9f5d1bc52e30e14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 589a8915abb3d2cefe8f8eb7eed13f488bd0a2bff0dd83a39cd6a742a0d024e9 [INFO] running `Command { std: "docker" "start" "-a" "589a8915abb3d2cefe8f8eb7eed13f488bd0a2bff0dd83a39cd6a742a0d024e9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling bytes v0.5.5 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling genawaiter-macro v0.99.1 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling tracing-core v0.1.10 [INFO] [stderr] Compiling sharded-slab v0.0.9 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling tracing-subscriber v0.2.7 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling tracing-attributes v0.1.8 [INFO] [stderr] Compiling lambda-attributes v0.1.0 (https://github.com/awslabs/aws-lambda-rust-runtime/?branch=master#c8dbcd39) [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling genawaiter-proc-macro v0.99.1 [INFO] [stderr] Compiling tracing v0.1.15 [INFO] [stderr] Compiling tracing-error v0.1.2 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] Compiling genawaiter v0.99.1 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling hyper v0.13.6 [INFO] [stderr] Compiling lambda v0.1.0 (https://github.com/awslabs/aws-lambda-rust-runtime/?branch=master#c8dbcd39) [INFO] [stderr] Compiling lambda_http v0.2.0-beta.1 (https://github.com/awslabs/aws-lambda-rust-runtime/?branch=master#c8dbcd39) [INFO] [stderr] Compiling solve v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Value` [INFO] [stdout] --> src/main.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_json::{Value, json}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Serialize` [INFO] [stdout] --> src/reader.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json::json` [INFO] [stdout] --> src/reader.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_json::json; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/reader.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/reader.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufReader` [INFO] [stdout] --> src/reader.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::BufReader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/reader.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `guess` is never read [INFO] [stdout] --> src/solver.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut guess = "".to_string(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `elapsed` [INFO] [stdout] --> src/solver.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let elapsed = now.elapsed(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elapsed` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/solver.rs:134:10 [INFO] [stdout] | [INFO] [stdout] 134 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 134 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 133 | let combinations = IntoIterator::into_iter(redeclared) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.18s [INFO] running `Command { std: "docker" "inspect" "589a8915abb3d2cefe8f8eb7eed13f488bd0a2bff0dd83a39cd6a742a0d024e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "589a8915abb3d2cefe8f8eb7eed13f488bd0a2bff0dd83a39cd6a742a0d024e9", kill_on_drop: false }` [INFO] [stdout] 589a8915abb3d2cefe8f8eb7eed13f488bd0a2bff0dd83a39cd6a742a0d024e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84d41d23e169e0b37677c07740382ec0f972004ff48e675810f04071614447f1 [INFO] running `Command { std: "docker" "start" "-a" "84d41d23e169e0b37677c07740382ec0f972004ff48e675810f04071614447f1", kill_on_drop: false }` [INFO] [stderr] Compiling solve v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Value` [INFO] [stdout] --> src/main.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_json::{Value, json}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Serialize` [INFO] [stdout] --> src/reader.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::{Serialize, Deserialize}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json::json` [INFO] [stdout] --> src/reader.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use serde_json::json; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/reader.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/reader.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufReader` [INFO] [stdout] --> src/reader.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::BufReader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/reader.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `guess` is never read [INFO] [stdout] --> src/solver.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut guess = "".to_string(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `elapsed` [INFO] [stdout] --> src/solver.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | let elapsed = now.elapsed(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elapsed` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/solver.rs:134:10 [INFO] [stdout] | [INFO] [stdout] 134 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 134 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 133 | let combinations = IntoIterator::into_iter(redeclared) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "84d41d23e169e0b37677c07740382ec0f972004ff48e675810f04071614447f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84d41d23e169e0b37677c07740382ec0f972004ff48e675810f04071614447f1", kill_on_drop: false }` [INFO] [stdout] 84d41d23e169e0b37677c07740382ec0f972004ff48e675810f04071614447f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 39d2a5f809d1689a291ce48e7790d2828059dee3756d198adee50a669b64b26f [INFO] running `Command { std: "docker" "start" "-a" "39d2a5f809d1689a291ce48e7790d2828059dee3756d198adee50a669b64b26f", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Value` [INFO] [stderr] --> src/main.rs:2:18 [INFO] [stderr] | [INFO] [stderr] 2 | use serde_json::{Value, json}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Serialize` [INFO] [stderr] --> src/reader.rs:1:13 [INFO] [stderr] | [INFO] [stderr] 1 | use serde::{Serialize, Deserialize}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `serde_json::json` [INFO] [stderr] --> src/reader.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use serde_json::json; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/reader.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/reader.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/reader.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/reader.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `guess` is never read [INFO] [stderr] --> src/solver.rs:39:17 [INFO] [stderr] | [INFO] [stderr] 39 | let mut guess = "".to_string(); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `elapsed` [INFO] [stderr] --> src/solver.rs:126:9 [INFO] [stderr] | [INFO] [stderr] 126 | let elapsed = now.elapsed(); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elapsed` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/solver.rs:134:10 [INFO] [stderr] | [INFO] [stderr] 134 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 134 | .iter() [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 133 | let combinations = IntoIterator::into_iter(redeclared) [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: `solve` (bin "solve" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/solve-84eb7184346aef64) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "39d2a5f809d1689a291ce48e7790d2828059dee3756d198adee50a669b64b26f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39d2a5f809d1689a291ce48e7790d2828059dee3756d198adee50a669b64b26f", kill_on_drop: false }` [INFO] [stdout] 39d2a5f809d1689a291ce48e7790d2828059dee3756d198adee50a669b64b26f