[INFO] fetching crate zerror 0.8.0...
[INFO] testing zerror-0.8.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate zerror 0.8.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate zerror 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate zerror 0.8.0
[INFO] tweaked toml for crates.io crate zerror 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zerror 0.8.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zerror 0.8.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef9f2c3e6d1ecd9b2e87212a155f12c2a61a87e627747759e04f5c0dd97e750b
[INFO] running `Command { std: "docker" "start" "-a" "ef9f2c3e6d1ecd9b2e87212a155f12c2a61a87e627747759e04f5c0dd97e750b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef9f2c3e6d1ecd9b2e87212a155f12c2a61a87e627747759e04f5c0dd97e750b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9f2c3e6d1ecd9b2e87212a155f12c2a61a87e627747759e04f5c0dd97e750b", kill_on_drop: false }`
[INFO] [stdout] ef9f2c3e6d1ecd9b2e87212a155f12c2a61a87e627747759e04f5c0dd97e750b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad6cb0718b0c3ca45d257a6782533946b83c582671e99014cc4c7574b2cd6403
[INFO] running `Command { std: "docker" "start" "-a" "ad6cb0718b0c3ca45d257a6782533946b83c582671e99014cc4c7574b2cd6403", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerror v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "ad6cb0718b0c3ca45d257a6782533946b83c582671e99014cc4c7574b2cd6403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6cb0718b0c3ca45d257a6782533946b83c582671e99014cc4c7574b2cd6403", kill_on_drop: false }`
[INFO] [stdout] ad6cb0718b0c3ca45d257a6782533946b83c582671e99014cc4c7574b2cd6403
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4510a6ff5354cf5d9ab462a88b680f6e0ba23c53353ce8aa0740bb14c2442ec5
[INFO] running `Command { std: "docker" "start" "-a" "4510a6ff5354cf5d9ab462a88b680f6e0ba23c53353ce8aa0740bb14c2442ec5", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerror v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "4510a6ff5354cf5d9ab462a88b680f6e0ba23c53353ce8aa0740bb14c2442ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4510a6ff5354cf5d9ab462a88b680f6e0ba23c53353ce8aa0740bb14c2442ec5", kill_on_drop: false }`
[INFO] [stdout] 4510a6ff5354cf5d9ab462a88b680f6e0ba23c53353ce8aa0740bb14c2442ec5
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 294f2cdb030f0fb454ecf996f09d654b0ea4c5ee4bca94df928808f8f0f1a99f
[INFO] running `Command { std: "docker" "start" "-a" "294f2cdb030f0fb454ecf996f09d654b0ea4c5ee4bca94df928808f8f0f1a99f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zerror-e5eea3801b5631b4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/result.rs (/opt/rustwide/target/debug/deps/result-3b44532048a9f499)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests zerror
[INFO] [stdout] test sample_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "294f2cdb030f0fb454ecf996f09d654b0ea4c5ee4bca94df928808f8f0f1a99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294f2cdb030f0fb454ecf996f09d654b0ea4c5ee4bca94df928808f8f0f1a99f", kill_on_drop: false }`
[INFO] [stdout] 294f2cdb030f0fb454ecf996f09d654b0ea4c5ee4bca94df928808f8f0f1a99f