[INFO] fetching crate mcmc 0.1.3...
[INFO] checking mcmc-0.1.3 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate mcmc 0.1.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate mcmc 0.1.3 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mcmc 0.1.3
[INFO] finished tweaking crates.io crate mcmc 0.1.3
[INFO] tweaked toml for crates.io crate mcmc 0.1.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] 53c6bc1dc91a88c984426737250d2433ea13a68bf25d4632f5935db17a1c8082
[INFO] running `Command { std: "docker" "start" "-a" "53c6bc1dc91a88c984426737250d2433ea13a68bf25d4632f5935db17a1c8082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53c6bc1dc91a88c984426737250d2433ea13a68bf25d4632f5935db17a1c8082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c6bc1dc91a88c984426737250d2433ea13a68bf25d4632f5935db17a1c8082", kill_on_drop: false }`
[INFO] [stdout] 53c6bc1dc91a88c984426737250d2433ea13a68bf25d4632f5935db17a1c8082
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 512a607fb00a1dc4114a5aed8855f45b07f5e1f900e52db9ec3f848e4b9d007e
[INFO] running `Command { std: "docker" "start" "-a" "512a607fb00a1dc4114a5aed8855f45b07f5e1f900e52db9ec3f848e4b9d007e", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking lbfgs v0.2.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking optimization v0.1.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking arima v0.2.0
[INFO] [stderr]     Checking mcmc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.93s
[INFO] running `Command { std: "docker" "inspect" "512a607fb00a1dc4114a5aed8855f45b07f5e1f900e52db9ec3f848e4b9d007e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512a607fb00a1dc4114a5aed8855f45b07f5e1f900e52db9ec3f848e4b9d007e", kill_on_drop: false }`
[INFO] [stdout] 512a607fb00a1dc4114a5aed8855f45b07f5e1f900e52db9ec3f848e4b9d007e