[INFO] fetching crate notedown_zola 1.0.0...
[INFO] building notedown_zola-1.0.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate notedown_zola 1.0.0 into /workspace/builds/worker-4-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate notedown_zola 1.0.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4ba88ad6699dbc27101eaacbf0f3d60c8de74e085faab1e78d1ee972e88df90
[INFO] running `Command { std: "docker" "start" "-a" "b4ba88ad6699dbc27101eaacbf0f3d60c8de74e085faab1e78d1ee972e88df90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4ba88ad6699dbc27101eaacbf0f3d60c8de74e085faab1e78d1ee972e88df90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ba88ad6699dbc27101eaacbf0f3d60c8de74e085faab1e78d1ee972e88df90", kill_on_drop: false }`
[INFO] [stdout] b4ba88ad6699dbc27101eaacbf0f3d60c8de74e085faab1e78d1ee972e88df90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3ad4f9e95bf4a95ad3b1049acd36a469854bdd8a636d8d6255ffed21a589e67
[INFO] running `Command { std: "docker" "start" "-a" "d3ad4f9e95bf4a95ad3b1049acd36a469854bdd8a636d8d6255ffed21a589e67", 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 8.41s
[INFO] running `Command { std: "docker" "inspect" "d3ad4f9e95bf4a95ad3b1049acd36a469854bdd8a636d8d6255ffed21a589e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ad4f9e95bf4a95ad3b1049acd36a469854bdd8a636d8d6255ffed21a589e67", kill_on_drop: false }`
[INFO] [stdout] d3ad4f9e95bf4a95ad3b1049acd36a469854bdd8a636d8d6255ffed21a589e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83cb747a0256a8af57e56a17678b9ea95fef327f583cd5b66c93ba5a9252aeff
[INFO] running `Command { std: "docker" "start" "-a" "83cb747a0256a8af57e56a17678b9ea95fef327f583cd5b66c93ba5a9252aeff", 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 0.55s
[INFO] running `Command { std: "docker" "inspect" "83cb747a0256a8af57e56a17678b9ea95fef327f583cd5b66c93ba5a9252aeff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83cb747a0256a8af57e56a17678b9ea95fef327f583cd5b66c93ba5a9252aeff", kill_on_drop: false }`
[INFO] [stdout] 83cb747a0256a8af57e56a17678b9ea95fef327f583cd5b66c93ba5a9252aeff