[INFO] fetching crate notedown_zola 1.0.0...
[INFO] building notedown_zola-1.0.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate notedown_zola 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate notedown_zola 1.0.0
[INFO] finished tweaking crates.io crate notedown_zola 1.0.0
[INFO] tweaked toml for crates.io crate notedown_zola 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate notedown_zola 1.0.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate notedown_zola 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v2.3.1
[INFO] [stderr]   Downloaded winapi-util v0.1.3
[INFO] [stderr]   Downloaded unicode-width v0.1.7
[INFO] [stderr]   Downloaded ucd-trie v0.1.2
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded chrono v0.4.10
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded libc v0.2.67
[INFO] [stderr]   Downloaded notedown_ast v0.3.0
[INFO] [stderr]   Downloaded notedown_parser v0.4.0
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa8e9b61c540b2ebb9146931bc1e65cdbacd789b5df9a5494b38aded64be922c
[INFO] running `Command { std: "docker" "start" "-a" "fa8e9b61c540b2ebb9146931bc1e65cdbacd789b5df9a5494b38aded64be922c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa8e9b61c540b2ebb9146931bc1e65cdbacd789b5df9a5494b38aded64be922c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8e9b61c540b2ebb9146931bc1e65cdbacd789b5df9a5494b38aded64be922c", kill_on_drop: false }`
[INFO] [stdout] fa8e9b61c540b2ebb9146931bc1e65cdbacd789b5df9a5494b38aded64be922c
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c21fb117ded76d0a78395cf489821dfaf428cf43e84cbfcbd46eca5601e1b71c
[INFO] running `Command { std: "docker" "start" "-a" "c21fb117ded76d0a78395cf489821dfaf428cf43e84cbfcbd46eca5601e1b71c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling notedown_parser v0.4.0
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling notedown_ast v0.3.0
[INFO] [stderr]    Compiling notedown_zola v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ZolaBackend` is never used
[INFO] [stdout]  --> src/traits.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait ZolaBackend {
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.12s
[INFO] running `Command { std: "docker" "inspect" "c21fb117ded76d0a78395cf489821dfaf428cf43e84cbfcbd46eca5601e1b71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c21fb117ded76d0a78395cf489821dfaf428cf43e84cbfcbd46eca5601e1b71c", kill_on_drop: false }`
[INFO] [stdout] c21fb117ded76d0a78395cf489821dfaf428cf43e84cbfcbd46eca5601e1b71c
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31f9bcf3d4936a2fa2353ec3fd139de883655932a7bec9f80d1e6b3612e4f5bd
[INFO] running `Command { std: "docker" "start" "-a" "31f9bcf3d4936a2fa2353ec3fd139de883655932a7bec9f80d1e6b3612e4f5bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling notedown_zola v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ZolaBackend` is never used
[INFO] [stdout]  --> src/traits.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait ZolaBackend {
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "31f9bcf3d4936a2fa2353ec3fd139de883655932a7bec9f80d1e6b3612e4f5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f9bcf3d4936a2fa2353ec3fd139de883655932a7bec9f80d1e6b3612e4f5bd", kill_on_drop: false }`
[INFO] [stdout] 31f9bcf3d4936a2fa2353ec3fd139de883655932a7bec9f80d1e6b3612e4f5bd