[INFO] fetching crate veritas 0.0.0...
[INFO] checking veritas-0.0.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate veritas 0.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate veritas 0.0.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate veritas 0.0.0
[INFO] finished tweaking crates.io crate veritas 0.0.0
[INFO] tweaked toml for crates.io crate veritas 0.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dissimilar v1.0.2
[INFO] [stderr]   Downloaded derive-new v0.5.8
[INFO] [stderr]   Downloaded format-core v0.2.3
[INFO] [stderr]   Downloaded format v0.2.3
[INFO] [stderr]   Downloaded pretty v0.10.0
[INFO] [stderr]   Downloaded spectrum v0.0.0
[INFO] [stderr]   Downloaded format-macro v0.2.3
[INFO] [stderr]   Downloaded typed-arena v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eb512f9fbb5ae50ad549f42232f63af7c9872bb34343b662f2ab7186aed8fd9
[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" "4eb512f9fbb5ae50ad549f42232f63af7c9872bb34343b662f2ab7186aed8fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eb512f9fbb5ae50ad549f42232f63af7c9872bb34343b662f2ab7186aed8fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb512f9fbb5ae50ad549f42232f63af7c9872bb34343b662f2ab7186aed8fd9", kill_on_drop: false }`
[INFO] [stdout] 4eb512f9fbb5ae50ad549f42232f63af7c9872bb34343b662f2ab7186aed8fd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63df8447eea948aa5ad27f9600c9f1074b514cd04b00a22dd92ee15e8f89f3b2
[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" "63df8447eea948aa5ad27f9600c9f1074b514cd04b00a22dd92ee15e8f89f3b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking format-core v0.2.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking dissimilar v1.0.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]    Compiling format-macro v0.2.3
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking format v0.2.3
[INFO] [stderr]     Checking spectrum v0.0.0
[INFO] [stderr]     Checking veritas v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.08s
[INFO] running `Command { std: "docker" "inspect" "63df8447eea948aa5ad27f9600c9f1074b514cd04b00a22dd92ee15e8f89f3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63df8447eea948aa5ad27f9600c9f1074b514cd04b00a22dd92ee15e8f89f3b2", kill_on_drop: false }`
[INFO] [stdout] 63df8447eea948aa5ad27f9600c9f1074b514cd04b00a22dd92ee15e8f89f3b2