[INFO] fetching crate cryo 0.2.3...
[INFO] testing cryo-0.2.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cryo 0.2.3 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate cryo 0.2.3 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 cryo 0.2.3
[INFO] finished tweaking crates.io crate cryo 0.2.3
[INFO] tweaked toml for crates.io crate cryo 0.2.3 written to /workspace/builds/worker-63/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] b16924381b3fc4eb74cd39f379592cce696f6e2402af3cb4a3c02dac9d071509
[INFO] running `Command { std: "docker" "start" "-a" "b16924381b3fc4eb74cd39f379592cce696f6e2402af3cb4a3c02dac9d071509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b16924381b3fc4eb74cd39f379592cce696f6e2402af3cb4a3c02dac9d071509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16924381b3fc4eb74cd39f379592cce696f6e2402af3cb4a3c02dac9d071509", kill_on_drop: false }`
[INFO] [stdout] b16924381b3fc4eb74cd39f379592cce696f6e2402af3cb4a3c02dac9d071509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] efdc0c5c0fd0a9bdcc56d080bf0b1604eca77d4dc3c8165d964a512653155442
[INFO] running `Command { std: "docker" "start" "-a" "efdc0c5c0fd0a9bdcc56d080bf0b1604eca77d4dc3c8165d964a512653155442", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cryo v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "efdc0c5c0fd0a9bdcc56d080bf0b1604eca77d4dc3c8165d964a512653155442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efdc0c5c0fd0a9bdcc56d080bf0b1604eca77d4dc3c8165d964a512653155442", kill_on_drop: false }`
[INFO] [stdout] efdc0c5c0fd0a9bdcc56d080bf0b1604eca77d4dc3c8165d964a512653155442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 0c1c82f87ba61a899803067b2b3a41da6d274c32527671e8b39dfd5883f6a3de
[INFO] running `Command { std: "docker" "start" "-a" "0c1c82f87ba61a899803067b2b3a41da6d274c32527671e8b39dfd5883f6a3de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cryo v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "0c1c82f87ba61a899803067b2b3a41da6d274c32527671e8b39dfd5883f6a3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1c82f87ba61a899803067b2b3a41da6d274c32527671e8b39dfd5883f6a3de", kill_on_drop: false }`
[INFO] [stdout] 0c1c82f87ba61a899803067b2b3a41da6d274c32527671e8b39dfd5883f6a3de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 84782f2b76e753dbfc49159bd9a137c3913197dba360f7f4f4267e34f6a82e46
[INFO] running `Command { std: "docker" "start" "-a" "84782f2b76e753dbfc49159bd9a137c3913197dba360f7f4f4267e34f6a82e46", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cryo-9f7022b9833a69af)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_cryo.rs (/opt/rustwide/target/debug/deps/test_cryo-6d61b4b0bac7e929)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test get ... ok
[INFO] [stdout] test borrow ... ok
[INFO] [stdout] test borrow2 ... ok
[INFO] [stdout] test new ... ok
[INFO] [stderr]      Running tests/test_cryo_mut.rs (/opt/rustwide/target/debug/deps/test_cryo_mut-1c15d29017cdc302)
[INFO] [stdout] test block_on_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test new ... ok
[INFO] [stdout] test try_get_mut ... ok
[INFO] [stdout] test try_get_mut_fail ... ok
[INFO] [stdout] test write ... ok
[INFO] [stdout] test read2 ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] test block_on_drop ... ok
[INFO] [stderr]    Doc-tests cryo
[INFO] [stdout] test block_by_exclusive_access ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 113) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 126) ... ok
[INFO] [stdout] test src/lib.rs - cryo (line 579) ... ok
[INFO] [stdout] test src/lib.rs - cryo (line 585) ... ok
[INFO] [stdout] test src/lib.rs - Cryo::new (line 296) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/lib.rs - (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] test src/lib.rs - cryo (line 598) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84782f2b76e753dbfc49159bd9a137c3913197dba360f7f4f4267e34f6a82e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84782f2b76e753dbfc49159bd9a137c3913197dba360f7f4f4267e34f6a82e46", kill_on_drop: false }`
[INFO] [stdout] 84782f2b76e753dbfc49159bd9a137c3913197dba360f7f4f4267e34f6a82e46