[INFO] cloning repository https://github.com/toasterbag/crust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/toasterbag/crust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoasterbag%2Fcrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoasterbag%2Fcrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9da23450b20610f262ed6f67fc02f1f59a2c5cb1
[INFO] testing toasterbag/crust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoasterbag%2Fcrust" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toasterbag/crust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/toasterbag/crust
[INFO] finished tweaking git repo https://github.com/toasterbag/crust
[INFO] tweaked toml for git repo https://github.com/toasterbag/crust written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/toasterbag/crust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v1.1.8
[INFO] [stderr]   Downloaded quickcheck_macros v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f05bbf89459027707463ed01d1e9804811165bb6b9f4b0ea9a9af4cec2c57bdc
[INFO] running `Command { std: "docker" "start" "-a" "f05bbf89459027707463ed01d1e9804811165bb6b9f4b0ea9a9af4cec2c57bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f05bbf89459027707463ed01d1e9804811165bb6b9f4b0ea9a9af4cec2c57bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05bbf89459027707463ed01d1e9804811165bb6b9f4b0ea9a9af4cec2c57bdc", kill_on_drop: false }`
[INFO] [stdout] f05bbf89459027707463ed01d1e9804811165bb6b9f4b0ea9a9af4cec2c57bdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1dd1b347383bafdb07d4bd3af304dc45311f7c44b1ff5fecd0593e6d2f3bc2c
[INFO] running `Command { std: "docker" "start" "-a" "d1dd1b347383bafdb07d4bd3af304dc45311f7c44b1ff5fecd0593e6d2f3bc2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling crust v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use(quickcheck)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]   --> src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[macro_use(clap)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.74s
[INFO] running `Command { std: "docker" "inspect" "d1dd1b347383bafdb07d4bd3af304dc45311f7c44b1ff5fecd0593e6d2f3bc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1dd1b347383bafdb07d4bd3af304dc45311f7c44b1ff5fecd0593e6d2f3bc2c", kill_on_drop: false }`
[INFO] [stdout] d1dd1b347383bafdb07d4bd3af304dc45311f7c44b1ff5fecd0593e6d2f3bc2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d5bac48c34d56520d08a2d419e475ab7953befc66d9239d8b219344d8f1f345
[INFO] running `Command { std: "docker" "start" "-a" "6d5bac48c34d56520d08a2d419e475ab7953befc66d9239d8b219344d8f1f345", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.8
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling crust v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use(quickcheck)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]   --> src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[macro_use(clap)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.15s
[INFO] running `Command { std: "docker" "inspect" "6d5bac48c34d56520d08a2d419e475ab7953befc66d9239d8b219344d8f1f345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5bac48c34d56520d08a2d419e475ab7953befc66d9239d8b219344d8f1f345", kill_on_drop: false }`
[INFO] [stdout] 6d5bac48c34d56520d08a2d419e475ab7953befc66d9239d8b219344d8f1f345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c33c1890dbcc94df3ef52def72cc3b1e1b48a804a9d4b0c55a9cc7d952ad7fe
[INFO] running `Command { std: "docker" "start" "-a" "1c33c1890dbcc94df3ef52def72cc3b1e1b48a804a9d4b0c55a9cc7d952ad7fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use(quickcheck)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[macro_use(clap)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `crust` (bin "crust" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crust-54b6613bf1b62f12)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test expr::tests::contains ... ok
[INFO] [stdout] test expr::tests::next_from ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c33c1890dbcc94df3ef52def72cc3b1e1b48a804a9d4b0c55a9cc7d952ad7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c33c1890dbcc94df3ef52def72cc3b1e1b48a804a9d4b0c55a9cc7d952ad7fe", kill_on_drop: false }`
[INFO] [stdout] 1c33c1890dbcc94df3ef52def72cc3b1e1b48a804a9d4b0c55a9cc7d952ad7fe