[INFO] fetching crate null-pointer 0.0.1...
[INFO] testing null-pointer-0.0.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate null-pointer 0.0.1 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate null-pointer 0.0.1 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 null-pointer 0.0.1
[INFO] finished tweaking crates.io crate null-pointer 0.0.1
[INFO] tweaked toml for crates.io crate null-pointer 0.0.1 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate crates.io crate null-pointer 0.0.1 already has a lockfile, it will not be regenerated
[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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 3ef9cfc615cf8649fb5c841776a7361143ec5d563768e65e795f0eea3ab3b9a7
[INFO] running `Command { std: "docker" "start" "-a" "3ef9cfc615cf8649fb5c841776a7361143ec5d563768e65e795f0eea3ab3b9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef9cfc615cf8649fb5c841776a7361143ec5d563768e65e795f0eea3ab3b9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef9cfc615cf8649fb5c841776a7361143ec5d563768e65e795f0eea3ab3b9a7", kill_on_drop: false }`
[INFO] [stdout] 3ef9cfc615cf8649fb5c841776a7361143ec5d563768e65e795f0eea3ab3b9a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] adfedc7ea0284fcc8e93e3a0e8dd3d940617bda546a817933e5c36cb4bc37bc1
[INFO] running `Command { std: "docker" "start" "-a" "adfedc7ea0284fcc8e93e3a0e8dd3d940617bda546a817933e5c36cb4bc37bc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling null-pointer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "adfedc7ea0284fcc8e93e3a0e8dd3d940617bda546a817933e5c36cb4bc37bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adfedc7ea0284fcc8e93e3a0e8dd3d940617bda546a817933e5c36cb4bc37bc1", kill_on_drop: false }`
[INFO] [stdout] adfedc7ea0284fcc8e93e3a0e8dd3d940617bda546a817933e5c36cb4bc37bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 6be70ea6a32e1b52308cc26e34e23a29900b99dae92b01efa9740f8342c9b617
[INFO] running `Command { std: "docker" "start" "-a" "6be70ea6a32e1b52308cc26e34e23a29900b99dae92b01efa9740f8342c9b617", kill_on_drop: false }`
[INFO] [stderr]    Compiling null-pointer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "6be70ea6a32e1b52308cc26e34e23a29900b99dae92b01efa9740f8342c9b617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be70ea6a32e1b52308cc26e34e23a29900b99dae92b01efa9740f8342c9b617", kill_on_drop: false }`
[INFO] [stdout] 6be70ea6a32e1b52308cc26e34e23a29900b99dae92b01efa9740f8342c9b617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 0da831bdd26394f8d6ee5465e08f92c79c3526fa0fe59dac861d7e172132eb7f
[INFO] running `Command { std: "docker" "start" "-a" "0da831bdd26394f8d6ee5465e08f92c79c3526fa0fe59dac861d7e172132eb7f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/0x0-09e9915d13ff4c62)
[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" "0da831bdd26394f8d6ee5465e08f92c79c3526fa0fe59dac861d7e172132eb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da831bdd26394f8d6ee5465e08f92c79c3526fa0fe59dac861d7e172132eb7f", kill_on_drop: false }`
[INFO] [stdout] 0da831bdd26394f8d6ee5465e08f92c79c3526fa0fe59dac861d7e172132eb7f