[INFO] fetching crate snek 0.3.0...
[INFO] testing snek-0.3.0 against master#6c20ab744b0f82646d90ce9d25894823abc9c669 for pr-99093
[INFO] extracting crate snek 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate snek 0.3.0 on toolchain 6c20ab744b0f82646d90ce9d25894823abc9c669
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snek 0.3.0
[INFO] finished tweaking crates.io crate snek 0.3.0
[INFO] tweaked toml for crates.io crate snek 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "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" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7835430e9225d98372daa8889101cea4ebd1c7ddae51abdeb169adc85559ee7
[INFO] running `Command { std: "docker" "start" "-a" "d7835430e9225d98372daa8889101cea4ebd1c7ddae51abdeb169adc85559ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7835430e9225d98372daa8889101cea4ebd1c7ddae51abdeb169adc85559ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7835430e9225d98372daa8889101cea4ebd1c7ddae51abdeb169adc85559ee7", kill_on_drop: false }`
[INFO] [stdout] d7835430e9225d98372daa8889101cea4ebd1c7ddae51abdeb169adc85559ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 877155fb9b78ad16be1d1c244e30d053db5cafa1f3d0cd4597316bcb81a3b265
[INFO] running `Command { std: "docker" "start" "-a" "877155fb9b78ad16be1d1c244e30d053db5cafa1f3d0cd4597316bcb81a3b265", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling snek v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "877155fb9b78ad16be1d1c244e30d053db5cafa1f3d0cd4597316bcb81a3b265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "877155fb9b78ad16be1d1c244e30d053db5cafa1f3d0cd4597316bcb81a3b265", kill_on_drop: false }`
[INFO] [stdout] 877155fb9b78ad16be1d1c244e30d053db5cafa1f3d0cd4597316bcb81a3b265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4428075c6dae8fa80807ce2658e136818ae0a8674d832f5e25c1cdcdeeee99b0
[INFO] running `Command { std: "docker" "start" "-a" "4428075c6dae8fa80807ce2658e136818ae0a8674d832f5e25c1cdcdeeee99b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling snek v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "4428075c6dae8fa80807ce2658e136818ae0a8674d832f5e25c1cdcdeeee99b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4428075c6dae8fa80807ce2658e136818ae0a8674d832f5e25c1cdcdeeee99b0", kill_on_drop: false }`
[INFO] [stdout] 4428075c6dae8fa80807ce2658e136818ae0a8674d832f5e25c1cdcdeeee99b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+6c20ab744b0f82646d90ce9d25894823abc9c669" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8172699c86d432e35796d94a36e14d953c8f386864012239b4f298f2c5fc2d74
[INFO] running `Command { std: "docker" "start" "-a" "8172699c86d432e35796d94a36e14d953c8f386864012239b4f298f2c5fc2d74", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snek-0b3ce76389fde5e3)
[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] [stderr]    Doc-tests snek
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/snek/mod.rs - snek::Snek (line 49) ... ok
[INFO] [stdout] test src/symbol.rs - symbol::Symbol::with (line 55) ... ok
[INFO] [stdout] test src/lib.rs - snek (line 110) ... ok
[INFO] [stdout] test src/lib.rs - snek (line 91) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8172699c86d432e35796d94a36e14d953c8f386864012239b4f298f2c5fc2d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8172699c86d432e35796d94a36e14d953c8f386864012239b4f298f2c5fc2d74", kill_on_drop: false }`
[INFO] [stdout] 8172699c86d432e35796d94a36e14d953c8f386864012239b4f298f2c5fc2d74