[INFO] fetching crate acheron 0.1.0...
[INFO] checking acheron-0.1.0 against master#c8a31b780d5415358566a20b94912620a3f27067 for pr-139493-1
[INFO] extracting crate acheron 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate acheron 0.1.0
[INFO] finished tweaking crates.io crate acheron 0.1.0
[INFO] tweaked toml for crates.io crate acheron 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate acheron 0.1.0 on toolchain c8a31b780d5415358566a20b94912620a3f27067
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.50)
[INFO] [stderr]       Adding im v12.3.4 (available: v15.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sized-chunks v0.1.3
[INFO] [stderr]   Downloaded im v12.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb9ae0aee9eb842b3f7b63c73d0cfe7a7881562a435892eda33a2d10b9a96c98
[INFO] running `Command { std: "docker" "start" "-a" "eb9ae0aee9eb842b3f7b63c73d0cfe7a7881562a435892eda33a2d10b9a96c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb9ae0aee9eb842b3f7b63c73d0cfe7a7881562a435892eda33a2d10b9a96c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb9ae0aee9eb842b3f7b63c73d0cfe7a7881562a435892eda33a2d10b9a96c98", kill_on_drop: false }`
[INFO] [stdout] eb9ae0aee9eb842b3f7b63c73d0cfe7a7881562a435892eda33a2d10b9a96c98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9b6c84984eecbe2eca6c0b6b5a0ea0e99fb4913a5d4c9422a0d346dc6661940
[INFO] running `Command { std: "docker" "start" "-a" "d9b6c84984eecbe2eca6c0b6b5a0ea0e99fb4913a5d4c9422a0d346dc6661940", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]     Checking sized-chunks v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking acheron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "d9b6c84984eecbe2eca6c0b6b5a0ea0e99fb4913a5d4c9422a0d346dc6661940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b6c84984eecbe2eca6c0b6b5a0ea0e99fb4913a5d4c9422a0d346dc6661940", kill_on_drop: false }`
[INFO] [stdout] d9b6c84984eecbe2eca6c0b6b5a0ea0e99fb4913a5d4c9422a0d346dc6661940