[INFO] cloning repository https://github.com/james0248/TestDrive [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/james0248/TestDrive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjames0248%2FTestDrive", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjames0248%2FTestDrive'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a0447948961b3f56521505a1a55347c94abe8220 [INFO] checking james0248/TestDrive against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjames0248%2FTestDrive" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/james0248/TestDrive on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/james0248/TestDrive [INFO] finished tweaking git repo https://github.com/james0248/TestDrive [INFO] tweaked toml for git repo https://github.com/james0248/TestDrive written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/james0248/TestDrive already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 46c0e327dae36c7ffa5f4aa93a8e254957a4a15d721210e7d512cb90ba5468fe [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" "46c0e327dae36c7ffa5f4aa93a8e254957a4a15d721210e7d512cb90ba5468fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "46c0e327dae36c7ffa5f4aa93a8e254957a4a15d721210e7d512cb90ba5468fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46c0e327dae36c7ffa5f4aa93a8e254957a4a15d721210e7d512cb90ba5468fe", kill_on_drop: false }` [INFO] [stdout] 46c0e327dae36c7ffa5f4aa93a8e254957a4a15d721210e7d512cb90ba5468fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c497ce59a6dd9ca41262922c8e96bed08ff68023147c462bff13d31e7628829 [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" "4c497ce59a6dd9ca41262922c8e96bed08ff68023147c462bff13d31e7628829", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking new_debug_unreachable v1.0.4 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking httpdate v1.0.1 [INFO] [stderr] Checking ipnet v2.3.1 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking home v0.5.3 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Checking tracing-core v0.1.19 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking dtoa-short v0.3.3 [INFO] [stderr] Checking tinyvec v1.3.1 [INFO] [stderr] Checking futf v0.1.4 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling tokio v1.10.1 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking string_cache v0.8.1 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking tendril v0.4.2 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling openssl-sys v0.9.66 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling openssl v0.10.36 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Checking http-body v0.4.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.1 [INFO] [stderr] Compiling selectors v0.22.0 [INFO] [stderr] Compiling markup5ever v0.10.1 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Compiling cssparser v0.27.2 [INFO] [stderr] Compiling cssparser-macros v0.6.0 [INFO] [stderr] Compiling html5ever v0.25.1 [INFO] [stderr] Compiling derive_more v0.99.16 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking scraper v0.12.0 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking h2 v0.3.4 [INFO] [stderr] Checking hyper v0.14.12 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.4 [INFO] [stderr] Checking test_drive v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::process::Command` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::process::Command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs` [INFO] [stdout] --> src/main.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{env, fs, process}; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/request/cache.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `process` [INFO] [stdout] --> src/request/cache.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{fs, process}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::Command` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::process::Command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs` [INFO] [stdout] --> src/main.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{env, fs, process}; [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/request/cache.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `process` [INFO] [stdout] --> src/request/cache.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{fs, process}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/request.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | cache_cases(problem_num, &test_cases); [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 `Result` that must be used [INFO] [stdout] --> src/request/cache.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | fs::write(&path, &case.input()); [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 `Result` that must be used [INFO] [stdout] --> src/request/cache.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | fs::write(&path, &case.output()); [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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/request.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | cache_cases(problem_num, &test_cases); [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 `Result` that must be used [INFO] [stdout] --> src/request/cache.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | fs::write(&path, &case.input()); [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 `Result` that must be used [INFO] [stdout] --> src/request/cache.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | fs::write(&path, &case.output()); [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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `Command { std: "docker" "inspect" "4c497ce59a6dd9ca41262922c8e96bed08ff68023147c462bff13d31e7628829", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c497ce59a6dd9ca41262922c8e96bed08ff68023147c462bff13d31e7628829", kill_on_drop: false }` [INFO] [stdout] 4c497ce59a6dd9ca41262922c8e96bed08ff68023147c462bff13d31e7628829