[INFO] fetching crate random-pool 0.1.1...
[INFO] testing random-pool-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate random-pool 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate random-pool 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate random-pool 0.1.1
[INFO] finished tweaking crates.io crate random-pool 0.1.1
[INFO] tweaked toml for crates.io crate random-pool 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c1e3157b1e04d37564737cc3c89e612c7d7347c3f97ca280e618af1306b785b
[INFO] running `Command { std: "docker" "start" "-a" "6c1e3157b1e04d37564737cc3c89e612c7d7347c3f97ca280e618af1306b785b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c1e3157b1e04d37564737cc3c89e612c7d7347c3f97ca280e618af1306b785b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1e3157b1e04d37564737cc3c89e612c7d7347c3f97ca280e618af1306b785b", kill_on_drop: false }`
[INFO] [stdout] 6c1e3157b1e04d37564737cc3c89e612c7d7347c3f97ca280e618af1306b785b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6821703eff0fe8c2c1095b7fdd2ce26964871d50b64999ed942dc1511c027543
[INFO] running `Command { std: "docker" "start" "-a" "6821703eff0fe8c2c1095b7fdd2ce26964871d50b64999ed942dc1511c027543", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling random-pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "6821703eff0fe8c2c1095b7fdd2ce26964871d50b64999ed942dc1511c027543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6821703eff0fe8c2c1095b7fdd2ce26964871d50b64999ed942dc1511c027543", kill_on_drop: false }`
[INFO] [stdout] 6821703eff0fe8c2c1095b7fdd2ce26964871d50b64999ed942dc1511c027543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94ea0c5e64ba4f1155acd0b7409a8d346006cc2415463c91220dd69c8ee32921
[INFO] running `Command { std: "docker" "start" "-a" "94ea0c5e64ba4f1155acd0b7409a8d346006cc2415463c91220dd69c8ee32921", kill_on_drop: false }`
[INFO] [stderr]    Compiling random-pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "94ea0c5e64ba4f1155acd0b7409a8d346006cc2415463c91220dd69c8ee32921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ea0c5e64ba4f1155acd0b7409a8d346006cc2415463c91220dd69c8ee32921", kill_on_drop: false }`
[INFO] [stdout] 94ea0c5e64ba4f1155acd0b7409a8d346006cc2415463c91220dd69c8ee32921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f5361edaf2714f143936769c7dd6c4f8913e49c20a66be8f82d048985500a59
[INFO] running `Command { std: "docker" "start" "-a" "1f5361edaf2714f143936769c7dd6c4f8913e49c20a66be8f82d048985500a59", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/random_pool-b46ac2fd4d0574e6)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::alter_all ... ok
[INFO] [stdout] test tests::spinlock ... ok
[INFO] [stdout] test tests::locks_taken ... ok
[INFO] [stdout] test tests::counter_concurrent ... ok
[INFO] [stderr]    Doc-tests random-pool
[INFO] [stdout] test tests::counter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.56s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f5361edaf2714f143936769c7dd6c4f8913e49c20a66be8f82d048985500a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f5361edaf2714f143936769c7dd6c4f8913e49c20a66be8f82d048985500a59", kill_on_drop: false }`
[INFO] [stdout] 1f5361edaf2714f143936769c7dd6c4f8913e49c20a66be8f82d048985500a59