[INFO] fetching crate err-gen 0.1.4...
[INFO] testing err-gen-0.1.4 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate err-gen 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate err-gen 0.1.4
[INFO] finished tweaking crates.io crate err-gen 0.1.4
[INFO] tweaked toml for crates.io crate err-gen 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate err-gen 0.1.4 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.1.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98b4783db21119b7f12824d24eb119d62984e130154f978d4ef5f8bedee74911
[INFO] running `Command { std: "docker" "start" "-a" "98b4783db21119b7f12824d24eb119d62984e130154f978d4ef5f8bedee74911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98b4783db21119b7f12824d24eb119d62984e130154f978d4ef5f8bedee74911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b4783db21119b7f12824d24eb119d62984e130154f978d4ef5f8bedee74911", kill_on_drop: false }`
[INFO] [stdout] 98b4783db21119b7f12824d24eb119d62984e130154f978d4ef5f8bedee74911
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3291c38771a63cf1d56f0d49dd6fd9fbbb5aa749ac436aba2cc0b9b0f21a210a
[INFO] running `Command { std: "docker" "start" "-a" "3291c38771a63cf1d56f0d49dd6fd9fbbb5aa749ac436aba2cc0b9b0f21a210a", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling err-gen v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.52s
[INFO] running `Command { std: "docker" "inspect" "3291c38771a63cf1d56f0d49dd6fd9fbbb5aa749ac436aba2cc0b9b0f21a210a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3291c38771a63cf1d56f0d49dd6fd9fbbb5aa749ac436aba2cc0b9b0f21a210a", kill_on_drop: false }`
[INFO] [stdout] 3291c38771a63cf1d56f0d49dd6fd9fbbb5aa749ac436aba2cc0b9b0f21a210a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d46c5e9a1f9ca60fdd9197f0bcd75fd580271bb1d749fed461258a6f8c2575b
[INFO] running `Command { std: "docker" "start" "-a" "9d46c5e9a1f9ca60fdd9197f0bcd75fd580271bb1d749fed461258a6f8c2575b", kill_on_drop: false }`
[INFO] [stderr]    Compiling err-gen v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "9d46c5e9a1f9ca60fdd9197f0bcd75fd580271bb1d749fed461258a6f8c2575b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d46c5e9a1f9ca60fdd9197f0bcd75fd580271bb1d749fed461258a6f8c2575b", kill_on_drop: false }`
[INFO] [stdout] 9d46c5e9a1f9ca60fdd9197f0bcd75fd580271bb1d749fed461258a6f8c2575b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f30e501b938f1413b9ee7ce602c699e91f86008f69a008da0788921c685fab9
[INFO] running `Command { std: "docker" "start" "-a" "2f30e501b938f1413b9ee7ce602c699e91f86008f69a008da0788921c685fab9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/err_gen-704b90467b80d741)
[INFO] [stderr]    Doc-tests err_gen
[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] [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" "2f30e501b938f1413b9ee7ce602c699e91f86008f69a008da0788921c685fab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f30e501b938f1413b9ee7ce602c699e91f86008f69a008da0788921c685fab9", kill_on_drop: false }`
[INFO] [stdout] 2f30e501b938f1413b9ee7ce602c699e91f86008f69a008da0788921c685fab9