[INFO] cloning repository https://github.com/functional-tim/rusty-conway
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/functional-tim/rusty-conway" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunctional-tim%2Frusty-conway", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunctional-tim%2Frusty-conway'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5fae31cf7005343fb05b8cf6f0fb8c28530a6ca0
[INFO] testing functional-tim/rusty-conway against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunctional-tim%2Frusty-conway" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/functional-tim/rusty-conway 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/functional-tim/rusty-conway
[INFO] finished tweaking git repo https://github.com/functional-tim/rusty-conway
[INFO] tweaked toml for git repo https://github.com/functional-tim/rusty-conway written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/functional-tim/rusty-conway 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 2c48bf2ac78950a685877c43b9ff646c45488982d282b4274f428af97ebd5c6c
[INFO] running `Command { std: "docker" "start" "-a" "2c48bf2ac78950a685877c43b9ff646c45488982d282b4274f428af97ebd5c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c48bf2ac78950a685877c43b9ff646c45488982d282b4274f428af97ebd5c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c48bf2ac78950a685877c43b9ff646c45488982d282b4274f428af97ebd5c6c", kill_on_drop: false }`
[INFO] [stdout] 2c48bf2ac78950a685877c43b9ff646c45488982d282b4274f428af97ebd5c6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] e35dc40f291e373ee31a2ee62a49866d3605d0da61723a2fe127e05951f194a0
[INFO] running `Command { std: "docker" "start" "-a" "e35dc40f291e373ee31a2ee62a49866d3605d0da61723a2fe127e05951f194a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling rusty-conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ExitStatus`
[INFO] [stdout]   --> src/main.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::process::{exit, ExitStatus};
[INFO] [stdout]    |                          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.31s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e35dc40f291e373ee31a2ee62a49866d3605d0da61723a2fe127e05951f194a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e35dc40f291e373ee31a2ee62a49866d3605d0da61723a2fe127e05951f194a0", kill_on_drop: false }`
[INFO] [stdout] e35dc40f291e373ee31a2ee62a49866d3605d0da61723a2fe127e05951f194a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] aa03b57c96808b52062d871bca899754bce084996cb027ce5636f98af2facc1d
[INFO] running `Command { std: "docker" "start" "-a" "aa03b57c96808b52062d871bca899754bce084996cb027ce5636f98af2facc1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ExitStatus`
[INFO] [stdout]   --> src/main.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::process::{exit, ExitStatus};
[INFO] [stdout]    |                          ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa03b57c96808b52062d871bca899754bce084996cb027ce5636f98af2facc1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa03b57c96808b52062d871bca899754bce084996cb027ce5636f98af2facc1d", kill_on_drop: false }`
[INFO] [stdout] aa03b57c96808b52062d871bca899754bce084996cb027ce5636f98af2facc1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] fbc5f8c4e17068110e9836c8bc07bbad66a28cfee5daac8fc4e17df35bc22a53
[INFO] running `Command { std: "docker" "start" "-a" "fbc5f8c4e17068110e9836c8bc07bbad66a28cfee5daac8fc4e17df35bc22a53", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `ExitStatus`
[INFO] [stderr]   --> src/main.rs:14:26
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::process::{exit, ExitStatus};
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty-conway` (bin "rusty-conway" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_conway-5fad482ab9fd93b7)
[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" "fbc5f8c4e17068110e9836c8bc07bbad66a28cfee5daac8fc4e17df35bc22a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbc5f8c4e17068110e9836c8bc07bbad66a28cfee5daac8fc4e17df35bc22a53", kill_on_drop: false }`
[INFO] [stdout] fbc5f8c4e17068110e9836c8bc07bbad66a28cfee5daac8fc4e17df35bc22a53