[INFO] fetching crate libcnab 0.0.0-prerelease...
[INFO] testing libcnab-0.0.0-prerelease against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate libcnab 0.0.0-prerelease into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate libcnab 0.0.0-prerelease
[INFO] finished tweaking crates.io crate libcnab 0.0.0-prerelease
[INFO] tweaked toml for crates.io crate libcnab 0.0.0-prerelease written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libcnab 0.0.0-prerelease 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 011a9f80e48986c97adc6e147871e0123a0863fd353bdc87a4daf8db19e43e0a
[INFO] running `Command { std: "docker" "start" "-a" "011a9f80e48986c97adc6e147871e0123a0863fd353bdc87a4daf8db19e43e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "011a9f80e48986c97adc6e147871e0123a0863fd353bdc87a4daf8db19e43e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011a9f80e48986c97adc6e147871e0123a0863fd353bdc87a4daf8db19e43e0a", kill_on_drop: false }`
[INFO] [stdout] 011a9f80e48986c97adc6e147871e0123a0863fd353bdc87a4daf8db19e43e0a
[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] eb2d90f4e83fcefa105b7c06fa4b6c11b87d18fb39d5da7503ac3472abde4a00
[INFO] running `Command { std: "docker" "start" "-a" "eb2d90f4e83fcefa105b7c06fa4b6c11b87d18fb39d5da7503ac3472abde4a00", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcnab v0.0.0-prerelease (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "eb2d90f4e83fcefa105b7c06fa4b6c11b87d18fb39d5da7503ac3472abde4a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2d90f4e83fcefa105b7c06fa4b6c11b87d18fb39d5da7503ac3472abde4a00", kill_on_drop: false }`
[INFO] [stdout] eb2d90f4e83fcefa105b7c06fa4b6c11b87d18fb39d5da7503ac3472abde4a00
[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] 4b8e2f17e3e814a6ef8de2bb9e77c259ea7092ba794667618fcd565090f91cca
[INFO] running `Command { std: "docker" "start" "-a" "4b8e2f17e3e814a6ef8de2bb9e77c259ea7092ba794667618fcd565090f91cca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcnab v0.0.0-prerelease (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "4b8e2f17e3e814a6ef8de2bb9e77c259ea7092ba794667618fcd565090f91cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8e2f17e3e814a6ef8de2bb9e77c259ea7092ba794667618fcd565090f91cca", kill_on_drop: false }`
[INFO] [stdout] 4b8e2f17e3e814a6ef8de2bb9e77c259ea7092ba794667618fcd565090f91cca
[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] 06015ff67c84aa50a70e01039861caf43173b726fcf26af404415e9af6d69824
[INFO] running `Command { std: "docker" "start" "-a" "06015ff67c84aa50a70e01039861caf43173b726fcf26af404415e9af6d69824", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/libcnab-b92ac678a0b40797)
[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" "06015ff67c84aa50a70e01039861caf43173b726fcf26af404415e9af6d69824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06015ff67c84aa50a70e01039861caf43173b726fcf26af404415e9af6d69824", kill_on_drop: false }`
[INFO] [stdout] 06015ff67c84aa50a70e01039861caf43173b726fcf26af404415e9af6d69824