[INFO] cloning repository https://github.com/WorldSEnder/rust-specialization-blog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WorldSEnder/rust-specialization-blog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWorldSEnder%2Frust-specialization-blog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWorldSEnder%2Frust-specialization-blog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8b5c1516a62d2f2c24c84d8d01318ca5025d95d
[INFO] testing WorldSEnder/rust-specialization-blog against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWorldSEnder%2Frust-specialization-blog" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WorldSEnder/rust-specialization-blog 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] removed /workspace/builds/worker-30/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/WorldSEnder/rust-specialization-blog
[INFO] finished tweaking git repo https://github.com/WorldSEnder/rust-specialization-blog
[INFO] tweaked toml for git repo https://github.com/WorldSEnder/rust-specialization-blog written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/WorldSEnder/rust-specialization-blog 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] ccf0ccad81301ba7f229f8df5c6ec818cf24d34a08b1270676e943c7c92cce14
[INFO] running `Command { std: "docker" "start" "-a" "ccf0ccad81301ba7f229f8df5c6ec818cf24d34a08b1270676e943c7c92cce14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccf0ccad81301ba7f229f8df5c6ec818cf24d34a08b1270676e943c7c92cce14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccf0ccad81301ba7f229f8df5c6ec818cf24d34a08b1270676e943c7c92cce14", kill_on_drop: false }`
[INFO] [stdout] ccf0ccad81301ba7f229f8df5c6ec818cf24d34a08b1270676e943c7c92cce14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] e4818ce5b980885df9b9a93c8b75c4f2b02c19e48f7dde6f98d48b413a5e077c
[INFO] running `Command { std: "docker" "start" "-a" "e4818ce5b980885df9b9a93c8b75c4f2b02c19e48f7dde6f98d48b413a5e077c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling trait_impl v0.1.0 (/opt/rustwide/workdir/trait-impl)
[INFO] [stderr]    Compiling trait_host v0.1.0 (/opt/rustwide/workdir/trait-host)
[INFO] [stderr]    Compiling trait_consumer v0.1.0 (/opt/rustwide/workdir/trait-consumer)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "e4818ce5b980885df9b9a93c8b75c4f2b02c19e48f7dde6f98d48b413a5e077c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4818ce5b980885df9b9a93c8b75c4f2b02c19e48f7dde6f98d48b413a5e077c", kill_on_drop: false }`
[INFO] [stdout] e4818ce5b980885df9b9a93c8b75c4f2b02c19e48f7dde6f98d48b413a5e077c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 18435a39e2dad60cb8ee066609993f95d21f95a68d077a228306714908cbd9c5
[INFO] running `Command { std: "docker" "start" "-a" "18435a39e2dad60cb8ee066609993f95d21f95a68d077a228306714908cbd9c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling trait_impl v0.1.0 (/opt/rustwide/workdir/trait-impl)
[INFO] [stderr]    Compiling trait_host v0.1.0 (/opt/rustwide/workdir/trait-host)
[INFO] [stderr]    Compiling trait_consumer v0.1.0 (/opt/rustwide/workdir/trait-consumer)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "18435a39e2dad60cb8ee066609993f95d21f95a68d077a228306714908cbd9c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18435a39e2dad60cb8ee066609993f95d21f95a68d077a228306714908cbd9c5", kill_on_drop: false }`
[INFO] [stdout] 18435a39e2dad60cb8ee066609993f95d21f95a68d077a228306714908cbd9c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 8c86ffdd0df375eb4ae79d1eb236d859903954b6830d7dee5767164b0f6f0b60
[INFO] running `Command { std: "docker" "start" "-a" "8c86ffdd0df375eb4ae79d1eb236d859903954b6830d7dee5767164b0f6f0b60", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trait_consumer-1a7d4cffe8e613f7)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trait_host-f4548db4322fcdd3)
[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 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]      Running unittests (/opt/rustwide/target/debug/deps/trait_impl-58f020dd7941b750)
[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 trait_host
[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 trait_impl
[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" "8c86ffdd0df375eb4ae79d1eb236d859903954b6830d7dee5767164b0f6f0b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c86ffdd0df375eb4ae79d1eb236d859903954b6830d7dee5767164b0f6f0b60", kill_on_drop: false }`
[INFO] [stdout] 8c86ffdd0df375eb4ae79d1eb236d859903954b6830d7dee5767164b0f6f0b60