[INFO] fetching crate rust-string-random 0.1.0...
[INFO] testing rust-string-random-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rust-string-random 0.1.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate rust-string-random 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-string-random 0.1.0
[INFO] finished tweaking crates.io crate rust-string-random 0.1.0
[INFO] tweaked toml for crates.io crate rust-string-random 0.1.0 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17c51fa4fc156e5fa3b4001983673cd629b9f08d38e512d5de7eaf9f57c73bba
[INFO] running `Command { std: "docker" "start" "-a" "17c51fa4fc156e5fa3b4001983673cd629b9f08d38e512d5de7eaf9f57c73bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17c51fa4fc156e5fa3b4001983673cd629b9f08d38e512d5de7eaf9f57c73bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17c51fa4fc156e5fa3b4001983673cd629b9f08d38e512d5de7eaf9f57c73bba", kill_on_drop: false }`
[INFO] [stdout] 17c51fa4fc156e5fa3b4001983673cd629b9f08d38e512d5de7eaf9f57c73bba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cd2b9fd99aa0dbe84a0f29208e222dda2d4a3bb6d74ac8b1117792429fda9df
[INFO] running `Command { std: "docker" "start" "-a" "8cd2b9fd99aa0dbe84a0f29208e222dda2d4a3bb6d74ac8b1117792429fda9df", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-string-random v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "8cd2b9fd99aa0dbe84a0f29208e222dda2d4a3bb6d74ac8b1117792429fda9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd2b9fd99aa0dbe84a0f29208e222dda2d4a3bb6d74ac8b1117792429fda9df", kill_on_drop: false }`
[INFO] [stdout] 8cd2b9fd99aa0dbe84a0f29208e222dda2d4a3bb6d74ac8b1117792429fda9df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 545a45b50f442847fc3096b862e229d02d776923dfb7b8b514d278d59ceb088b
[INFO] running `Command { std: "docker" "start" "-a" "545a45b50f442847fc3096b862e229d02d776923dfb7b8b514d278d59ceb088b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-string-random v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "545a45b50f442847fc3096b862e229d02d776923dfb7b8b514d278d59ceb088b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "545a45b50f442847fc3096b862e229d02d776923dfb7b8b514d278d59ceb088b", kill_on_drop: false }`
[INFO] [stdout] 545a45b50f442847fc3096b862e229d02d776923dfb7b8b514d278d59ceb088b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f267b4abd464203190018a391273c4a3e9c197acec34bd0fbdd18b9198638c67
[INFO] running `Command { std: "docker" "start" "-a" "f267b4abd464203190018a391273c4a3e9c197acec34bd0fbdd18b9198638c67", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_string_random-d163c6d21b3d9879)
[INFO] [stdout] test tests::string_random ... ok
[INFO] [stderr]    Doc-tests rust-string-random
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - random (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f267b4abd464203190018a391273c4a3e9c197acec34bd0fbdd18b9198638c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f267b4abd464203190018a391273c4a3e9c197acec34bd0fbdd18b9198638c67", kill_on_drop: false }`
[INFO] [stdout] f267b4abd464203190018a391273c4a3e9c197acec34bd0fbdd18b9198638c67