[INFO] fetching crate niche 0.1.0...
[INFO] testing niche-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate niche 0.1.0 into /workspace/builds/worker-117/source
[INFO] validating manifest of crates.io crate niche 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate niche 0.1.0
[INFO] finished tweaking crates.io crate niche 0.1.0
[INFO] tweaked toml for crates.io crate niche 0.1.0 written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate crates.io crate niche 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ae26dfb60448eddca4a029fd8a04ae9c01c9964749181a7a122b235629b2983
[INFO] running `Command { std: "docker" "start" "-a" "4ae26dfb60448eddca4a029fd8a04ae9c01c9964749181a7a122b235629b2983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ae26dfb60448eddca4a029fd8a04ae9c01c9964749181a7a122b235629b2983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae26dfb60448eddca4a029fd8a04ae9c01c9964749181a7a122b235629b2983", kill_on_drop: false }`
[INFO] [stdout] 4ae26dfb60448eddca4a029fd8a04ae9c01c9964749181a7a122b235629b2983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35676a6e0f5672914fcc03a6df4193e7e6873e255197b167d519d4a48296a447
[INFO] running `Command { std: "docker" "start" "-a" "35676a6e0f5672914fcc03a6df4193e7e6873e255197b167d519d4a48296a447", kill_on_drop: false }`
[INFO] [stderr]    Compiling niche v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "35676a6e0f5672914fcc03a6df4193e7e6873e255197b167d519d4a48296a447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35676a6e0f5672914fcc03a6df4193e7e6873e255197b167d519d4a48296a447", kill_on_drop: false }`
[INFO] [stdout] 35676a6e0f5672914fcc03a6df4193e7e6873e255197b167d519d4a48296a447
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9a95046b9d218f6690a91029ecac14e313a302adda2bb71dbcd938c46619371
[INFO] running `Command { std: "docker" "start" "-a" "d9a95046b9d218f6690a91029ecac14e313a302adda2bb71dbcd938c46619371", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling niche v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "d9a95046b9d218f6690a91029ecac14e313a302adda2bb71dbcd938c46619371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9a95046b9d218f6690a91029ecac14e313a302adda2bb71dbcd938c46619371", kill_on_drop: false }`
[INFO] [stdout] d9a95046b9d218f6690a91029ecac14e313a302adda2bb71dbcd938c46619371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a3892280ced37a1e3a943a13b7a8f2f8a7f4c4ad00052c46d6857e05c427200
[INFO] running `Command { std: "docker" "start" "-a" "8a3892280ced37a1e3a943a13b7a8f2f8a7f4c4ad00052c46d6857e05c427200", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/niche-ee5091a6a703ed84)
[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" "8a3892280ced37a1e3a943a13b7a8f2f8a7f4c4ad00052c46d6857e05c427200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a3892280ced37a1e3a943a13b7a8f2f8a7f4c4ad00052c46d6857e05c427200", kill_on_drop: false }`
[INFO] [stdout] 8a3892280ced37a1e3a943a13b7a8f2f8a7f4c4ad00052c46d6857e05c427200
