[INFO] cloning repository https://github.com/masp/tpop-exercises [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masp/tpop-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasp%2Ftpop-exercises", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasp%2Ftpop-exercises'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 83c2d54edaec4beea36d9fad7f800c581b866955 [INFO] testing masp/tpop-exercises against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasp%2Ftpop-exercises" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/masp/tpop-exercises on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/masp/tpop-exercises [INFO] finished tweaking git repo https://github.com/masp/tpop-exercises [INFO] tweaked toml for git repo https://github.com/masp/tpop-exercises written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/masp/tpop-exercises already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1038c0eac1f8d1235dec09e4146056fc9da920cb0f0b57bc846ff54ee1a592b5 [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" "1038c0eac1f8d1235dec09e4146056fc9da920cb0f0b57bc846ff54ee1a592b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1038c0eac1f8d1235dec09e4146056fc9da920cb0f0b57bc846ff54ee1a592b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1038c0eac1f8d1235dec09e4146056fc9da920cb0f0b57bc846ff54ee1a592b5", kill_on_drop: false }` [INFO] [stdout] 1038c0eac1f8d1235dec09e4146056fc9da920cb0f0b57bc846ff54ee1a592b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adb758d030242cf3b8e397f67c9a2c2ef94ee48f6a4d69771c89f8aa1f86f61f [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" "adb758d030242cf3b8e397f67c9a2c2ef94ee48f6a4d69771c89f8aa1f86f61f", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.14 [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 tpop-exercises v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Read, stdin, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `quicksort` [INFO] [stdout] --> src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn quicksort(vs: &mut [i32]) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.83s [INFO] running `Command { std: "docker" "inspect" "adb758d030242cf3b8e397f67c9a2c2ef94ee48f6a4d69771c89f8aa1f86f61f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adb758d030242cf3b8e397f67c9a2c2ef94ee48f6a4d69771c89f8aa1f86f61f", kill_on_drop: false }` [INFO] [stdout] adb758d030242cf3b8e397f67c9a2c2ef94ee48f6a4d69771c89f8aa1f86f61f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97ccd01a94f3044b4a63f80e8c9ca922cc4db99998ffd8e6323a4023c7dcb1bd [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" "97ccd01a94f3044b4a63f80e8c9ca922cc4db99998ffd8e6323a4023c7dcb1bd", kill_on_drop: false }` [INFO] [stderr] Compiling tpop-exercises v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Read, stdin, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `quicksort` [INFO] [stdout] --> src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn quicksort(vs: &mut [i32]) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `Command { std: "docker" "inspect" "97ccd01a94f3044b4a63f80e8c9ca922cc4db99998ffd8e6323a4023c7dcb1bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97ccd01a94f3044b4a63f80e8c9ca922cc4db99998ffd8e6323a4023c7dcb1bd", kill_on_drop: false }` [INFO] [stdout] 97ccd01a94f3044b4a63f80e8c9ca922cc4db99998ffd8e6323a4023c7dcb1bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ad7bc5494ed1f521c41f05a10cfbab330d0e1d73b855ef7699e1eaceb0be7a12 [INFO] running `Command { std: "docker" "start" "-a" "ad7bc5494ed1f521c41f05a10cfbab330d0e1d73b855ef7699e1eaceb0be7a12", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/main.rs:1:21 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::{self, Read, stdin, Write}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `quicksort` [INFO] [stderr] --> src/main.rs:22:4 [INFO] [stderr] | [INFO] [stderr] 22 | fn quicksort(vs: &mut [i32]) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tpop_exercises-2fbbc89dfc959dd8) [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" "ad7bc5494ed1f521c41f05a10cfbab330d0e1d73b855ef7699e1eaceb0be7a12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad7bc5494ed1f521c41f05a10cfbab330d0e1d73b855ef7699e1eaceb0be7a12", kill_on_drop: false }` [INFO] [stdout] ad7bc5494ed1f521c41f05a10cfbab330d0e1d73b855ef7699e1eaceb0be7a12