[INFO] fetching crate safety-guard 0.1.9...
[INFO] testing safety-guard-0.1.9 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate safety-guard 0.1.9 into /workspace/builds/worker-41/source
[INFO] validating manifest of crates.io crate safety-guard 0.1.9 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safety-guard 0.1.9
[INFO] finished tweaking crates.io crate safety-guard 0.1.9
[INFO] tweaked toml for crates.io crate safety-guard 0.1.9 written to /workspace/builds/worker-41/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ce69a595753210192739e208794284453861e92861fc2f71392eb4828a7eed6
[INFO] running `Command { std: "docker" "start" "-a" "6ce69a595753210192739e208794284453861e92861fc2f71392eb4828a7eed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ce69a595753210192739e208794284453861e92861fc2f71392eb4828a7eed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ce69a595753210192739e208794284453861e92861fc2f71392eb4828a7eed6", kill_on_drop: false }`
[INFO] [stdout] 6ce69a595753210192739e208794284453861e92861fc2f71392eb4828a7eed6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 136e5397219431c200231cf3f0782d0dafc13470268babf249488e7d41eb82f5
[INFO] running `Command { std: "docker" "start" "-a" "136e5397219431c200231cf3f0782d0dafc13470268babf249488e7d41eb82f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling safety-guard v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.81s
[INFO] running `Command { std: "docker" "inspect" "136e5397219431c200231cf3f0782d0dafc13470268babf249488e7d41eb82f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "136e5397219431c200231cf3f0782d0dafc13470268babf249488e7d41eb82f5", kill_on_drop: false }`
[INFO] [stdout] 136e5397219431c200231cf3f0782d0dafc13470268babf249488e7d41eb82f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2657d5a2b2a9239b7cb56299a420227f88f04e7223a3fe3f0ddcf93e8c9c7e5c
[INFO] running `Command { std: "docker" "start" "-a" "2657d5a2b2a9239b7cb56299a420227f88f04e7223a3fe3f0ddcf93e8c9c7e5c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling safety-guard v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "2657d5a2b2a9239b7cb56299a420227f88f04e7223a3fe3f0ddcf93e8c9c7e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2657d5a2b2a9239b7cb56299a420227f88f04e7223a3fe3f0ddcf93e8c9c7e5c", kill_on_drop: false }`
[INFO] [stdout] 2657d5a2b2a9239b7cb56299a420227f88f04e7223a3fe3f0ddcf93e8c9c7e5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b67c3bd3bb87d0680c68141f93d76a3ecd30b8faea99ff5a4bbc96a0490fa6de
[INFO] running `Command { std: "docker" "start" "-a" "b67c3bd3bb87d0680c68141f93d76a3ecd30b8faea99ff5a4bbc96a0490fa6de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safety_guard-5b279ecb1514fd6f)
[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 safety-guard
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - safety (line 109) ... ok
[INFO] [stdout] test src/lib.rs - safety (line 41) ... ok
[INFO] [stdout] test src/lib.rs - safety (line 52) ... ok
[INFO] [stdout] test src/lib.rs - safety (line 86) ... ok
[INFO] [stdout] test src/lib.rs - safety (line 75) ... ok
[INFO] [stdout] test src/lib.rs - safety (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b67c3bd3bb87d0680c68141f93d76a3ecd30b8faea99ff5a4bbc96a0490fa6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b67c3bd3bb87d0680c68141f93d76a3ecd30b8faea99ff5a4bbc96a0490fa6de", kill_on_drop: false }`
[INFO] [stdout] b67c3bd3bb87d0680c68141f93d76a3ecd30b8faea99ff5a4bbc96a0490fa6de