[INFO] fetching crate test-sampler 0.1.0...
[INFO] checking test-sampler-0.1.0 against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] extracting crate test-sampler 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate test-sampler 0.1.0 on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test-sampler 0.1.0
[INFO] finished tweaking crates.io crate test-sampler 0.1.0
[INFO] tweaked toml for crates.io crate test-sampler 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding argmin v0.8.1 (latest: v0.10.0)
[INFO] [stderr]       Adding argmin-math v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding term v0.7.0 (latest: v1.0.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argmin v0.8.1
[INFO] [stderr]   Downloaded argmin-math v0.3.0
[INFO] [stderr]   Downloaded slog-json v2.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fda026625f4c87930a80acb761c3d10dfb204f7f0c24183021038aad9f8ea82
[INFO] running `Command { std: "docker" "start" "-a" "8fda026625f4c87930a80acb761c3d10dfb204f7f0c24183021038aad9f8ea82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fda026625f4c87930a80acb761c3d10dfb204f7f0c24183021038aad9f8ea82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fda026625f4c87930a80acb761c3d10dfb204f7f0c24183021038aad9f8ea82", kill_on_drop: false }`
[INFO] [stdout] 8fda026625f4c87930a80acb761c3d10dfb204f7f0c24183021038aad9f8ea82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec944962de491d3248e829853cfbbd26512a5c061bad60ce1521aa396595c081
[INFO] running `Command { std: "docker" "start" "-a" "ec944962de491d3248e829853cfbbd26512a5c061bad60ce1521aa396595c081", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking is_sorted v0.1.1
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking slog-term v2.9.1
[INFO] [stderr]     Checking serde v1.0.204
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking serde_json v1.0.120
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking slog-json v2.6.1
[INFO] [stderr]     Checking argmin-math v0.3.0
[INFO] [stderr]     Checking argmin v0.8.1
[INFO] [stderr]     Checking test-sampler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.65s
[INFO] running `Command { std: "docker" "inspect" "ec944962de491d3248e829853cfbbd26512a5c061bad60ce1521aa396595c081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec944962de491d3248e829853cfbbd26512a5c061bad60ce1521aa396595c081", kill_on_drop: false }`
[INFO] [stdout] ec944962de491d3248e829853cfbbd26512a5c061bad60ce1521aa396595c081