[INFO] fetching crate zerror 0.8.0...
[INFO] testing zerror-0.8.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate zerror 0.8.0 into /workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zerror 0.8.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecefc2c1eb7343fc8310128d3eb55f0c9d3ac15dc24c2be5c188eb8d067422a7
[INFO] running `Command { std: "docker" "start" "-a" "ecefc2c1eb7343fc8310128d3eb55f0c9d3ac15dc24c2be5c188eb8d067422a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecefc2c1eb7343fc8310128d3eb55f0c9d3ac15dc24c2be5c188eb8d067422a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecefc2c1eb7343fc8310128d3eb55f0c9d3ac15dc24c2be5c188eb8d067422a7", kill_on_drop: false }`
[INFO] [stdout] ecefc2c1eb7343fc8310128d3eb55f0c9d3ac15dc24c2be5c188eb8d067422a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4184ae71826dba91fe839940e666f290107cac51e58559ab1f2589f03318fb4
[INFO] running `Command { std: "docker" "start" "-a" "c4184ae71826dba91fe839940e666f290107cac51e58559ab1f2589f03318fb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerror v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "c4184ae71826dba91fe839940e666f290107cac51e58559ab1f2589f03318fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4184ae71826dba91fe839940e666f290107cac51e58559ab1f2589f03318fb4", kill_on_drop: false }`
[INFO] [stdout] c4184ae71826dba91fe839940e666f290107cac51e58559ab1f2589f03318fb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4718aa7c0edde7f303c6b11cee5e4c55a6ea50c3f11593b1d21c3e7bab838114
[INFO] running `Command { std: "docker" "start" "-a" "4718aa7c0edde7f303c6b11cee5e4c55a6ea50c3f11593b1d21c3e7bab838114", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerror v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "4718aa7c0edde7f303c6b11cee5e4c55a6ea50c3f11593b1d21c3e7bab838114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4718aa7c0edde7f303c6b11cee5e4c55a6ea50c3f11593b1d21c3e7bab838114", kill_on_drop: false }`
[INFO] [stdout] 4718aa7c0edde7f303c6b11cee5e4c55a6ea50c3f11593b1d21c3e7bab838114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d453307bfe9c06fbea3539c2021b57b3c9e5a613ef912b1a247a7b6b2ae8deac
[INFO] running `Command { std: "docker" "start" "-a" "d453307bfe9c06fbea3539c2021b57b3c9e5a613ef912b1a247a7b6b2ae8deac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zerror-e5eea3801b5631b4)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/result.rs (/opt/rustwide/target/debug/deps/result-3b44532048a9f499)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zerror
[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] [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 0.00s
[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" "d453307bfe9c06fbea3539c2021b57b3c9e5a613ef912b1a247a7b6b2ae8deac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d453307bfe9c06fbea3539c2021b57b3c9e5a613ef912b1a247a7b6b2ae8deac", kill_on_drop: false }`
[INFO] [stdout] d453307bfe9c06fbea3539c2021b57b3c9e5a613ef912b1a247a7b6b2ae8deac