[INFO] updating cached repository https://github.com/Keksoj/colours
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16a09a26812f203d910469f5d699e39505a171da
[INFO] testing Keksoj/colours against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeksoj%2Fcolours" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Keksoj/colours on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Keksoj/colours
[INFO] finished tweaking git repo https://github.com/Keksoj/colours
[INFO] tweaked toml for git repo https://github.com/Keksoj/colours written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Keksoj/colours already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c07024fd8178c73c169f4ef611333410d73af9f5b5c12e789817d054e501f30
[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" "3c07024fd8178c73c169f4ef611333410d73af9f5b5c12e789817d054e501f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c07024fd8178c73c169f4ef611333410d73af9f5b5c12e789817d054e501f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c07024fd8178c73c169f4ef611333410d73af9f5b5c12e789817d054e501f30", kill_on_drop: false }`
[INFO] [stdout] 3c07024fd8178c73c169f4ef611333410d73af9f5b5c12e789817d054e501f30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", 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] 2a2661c55d5ef2bd8aa7494d3e930cc7e166df0a357078ae39955c668fe99545
[INFO] running `Command { std: "docker" "start" "-a" "2a2661c55d5ef2bd8aa7494d3e930cc7e166df0a357078ae39955c668fe99545", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling colours v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `stdin`
[INFO] [stdout]  --> src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{stdin, stdout, Write};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/main.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::color`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use termion::color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.47s
[INFO] running `Command { std: "docker" "inspect" "2a2661c55d5ef2bd8aa7494d3e930cc7e166df0a357078ae39955c668fe99545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a2661c55d5ef2bd8aa7494d3e930cc7e166df0a357078ae39955c668fe99545", kill_on_drop: false }`
[INFO] [stdout] 2a2661c55d5ef2bd8aa7494d3e930cc7e166df0a357078ae39955c668fe99545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bcb64f0941794c1736b69f4e171e9df35f1f0fd59881087d18de043ee0e7a82
[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" "2bcb64f0941794c1736b69f4e171e9df35f1f0fd59881087d18de043ee0e7a82", kill_on_drop: false }`
[INFO] [stderr]    Compiling colours v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `stdin`
[INFO] [stdout]  --> src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{stdin, stdout, Write};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/main.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `termion::color`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use termion::color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "2bcb64f0941794c1736b69f4e171e9df35f1f0fd59881087d18de043ee0e7a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bcb64f0941794c1736b69f4e171e9df35f1f0fd59881087d18de043ee0e7a82", kill_on_drop: false }`
[INFO] [stdout] 2bcb64f0941794c1736b69f4e171e9df35f1f0fd59881087d18de043ee0e7a82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 1e951a665833eaaf03df20ba4320d6ad59e0965a89762621439c865b804728d8
[INFO] running `Command { std: "docker" "start" "-a" "1e951a665833eaaf03df20ba4320d6ad59e0965a89762621439c865b804728d8", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `stdin`
[INFO] [stderr]  --> src/main.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{stdin, stdout, Write};
[INFO] [stderr]   |               ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread`, `time`
[INFO] [stderr]  --> src/main.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{thread, time};
[INFO] [stderr]   |           ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::color`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use termion::color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/colours-912002a694a51b46
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1e951a665833eaaf03df20ba4320d6ad59e0965a89762621439c865b804728d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e951a665833eaaf03df20ba4320d6ad59e0965a89762621439c865b804728d8", kill_on_drop: false }`
[INFO] [stdout] 1e951a665833eaaf03df20ba4320d6ad59e0965a89762621439c865b804728d8