[INFO] cloning repository https://github.com/mdekstrand/probzoo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdekstrand/probzoo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdekstrand%2Fprobzoo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdekstrand%2Fprobzoo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe6b80fb8c20e5edbfe007aab6d1e80d51edd079
[INFO] checking mdekstrand/probzoo against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdekstrand%2Fprobzoo" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdekstrand/probzoo on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mdekstrand/probzoo
[INFO] finished tweaking git repo https://github.com/mdekstrand/probzoo
[INFO] tweaked toml for git repo https://github.com/mdekstrand/probzoo written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mdekstrand/probzoo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "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] b8855f0cd7e12392366129d9992a4700ea40d780091e8ec56658f4f9375fa4f7
[INFO] running `Command { std: "docker" "start" "-a" "b8855f0cd7e12392366129d9992a4700ea40d780091e8ec56658f4f9375fa4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8855f0cd7e12392366129d9992a4700ea40d780091e8ec56658f4f9375fa4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8855f0cd7e12392366129d9992a4700ea40d780091e8ec56658f4f9375fa4f7", kill_on_drop: false }`
[INFO] [stdout] b8855f0cd7e12392366129d9992a4700ea40d780091e8ec56658f4f9375fa4f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce9a3b0699c0b97f5add07024e8baa28b2be051578bc237c8a8d7feb07ba67b7
[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" "ce9a3b0699c0b97f5add07024e8baa28b2be051578bc237c8a8d7feb07ba67b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.64
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling wasm-bindgen v0.2.64
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.64
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.64
[INFO] [stderr]     Checking js-sys v0.3.41
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking serde-wasm-bindgen v0.1.3
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.27
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.50
[INFO] [stderr]     Checking probzoo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "ce9a3b0699c0b97f5add07024e8baa28b2be051578bc237c8a8d7feb07ba67b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9a3b0699c0b97f5add07024e8baa28b2be051578bc237c8a8d7feb07ba67b7", kill_on_drop: false }`
[INFO] [stdout] ce9a3b0699c0b97f5add07024e8baa28b2be051578bc237c8a8d7feb07ba67b7