[INFO] fetching crate nix-test-runner 0.4.3...
[INFO] checking nix-test-runner-0.4.3 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate nix-test-runner 0.4.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nix-test-runner 0.4.3 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nix-test-runner 0.4.3
[INFO] finished tweaking crates.io crate nix-test-runner 0.4.3
[INFO] tweaked toml for crates.io crate nix-test-runner 0.4.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate nix-test-runner 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eadc182049b2192de89a296c1f204feb1fa26118a36beb8ab0987247c152d84d
[INFO] running `Command { std: "docker" "start" "-a" "eadc182049b2192de89a296c1f204feb1fa26118a36beb8ab0987247c152d84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eadc182049b2192de89a296c1f204feb1fa26118a36beb8ab0987247c152d84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eadc182049b2192de89a296c1f204feb1fa26118a36beb8ab0987247c152d84d", kill_on_drop: false }`
[INFO] [stdout] eadc182049b2192de89a296c1f204feb1fa26118a36beb8ab0987247c152d84d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec4f3df4722d2c5fc78bca331e097e10491258b009708c85b50fbed26dd73a3a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ec4f3df4722d2c5fc78bca331e097e10491258b009708c85b50fbed26dd73a3a", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking xml-rs v0.8.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking termize v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling derive-getters v0.0.7
[INFO] [stderr]     Checking junit-report v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking nix-test-runner v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.95s
[INFO] running `Command { std: "docker" "inspect" "ec4f3df4722d2c5fc78bca331e097e10491258b009708c85b50fbed26dd73a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4f3df4722d2c5fc78bca331e097e10491258b009708c85b50fbed26dd73a3a", kill_on_drop: false }`
[INFO] [stdout] ec4f3df4722d2c5fc78bca331e097e10491258b009708c85b50fbed26dd73a3a