[INFO] fetching crate libw 0.1.6...
[INFO] testing libw-0.1.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate libw 0.1.6 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate libw 0.1.6
[INFO] finished tweaking crates.io crate libw 0.1.6
[INFO] tweaked toml for crates.io crate libw 0.1.6 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libw 0.1.6 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 1 package to latest compatible version
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (available: v0.14.7+wasi-0.2.4)
[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] [stderr] warning: version requirement `0.9.0+wasi-snapshot-preview1` for dependency `wasi` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2f7f2ce9f8572499fcdc12b96368b01b7549071214e1da46042f634a28666d3a
[INFO] running `Command { std: "docker" "start" "-a" "2f7f2ce9f8572499fcdc12b96368b01b7549071214e1da46042f634a28666d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f7f2ce9f8572499fcdc12b96368b01b7549071214e1da46042f634a28666d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7f2ce9f8572499fcdc12b96368b01b7549071214e1da46042f634a28666d3a", kill_on_drop: false }`
[INFO] [stdout] 2f7f2ce9f8572499fcdc12b96368b01b7549071214e1da46042f634a28666d3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] eb8cd789b9f9916ba59f174be1b9d1783d1c9151f371fbe995ca1e5565b1f0c4
[INFO] running `Command { std: "docker" "start" "-a" "eb8cd789b9f9916ba59f174be1b9d1783d1c9151f371fbe995ca1e5565b1f0c4", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+wasi-snapshot-preview1` for dependency `wasi` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]    Compiling libw v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "eb8cd789b9f9916ba59f174be1b9d1783d1c9151f371fbe995ca1e5565b1f0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb8cd789b9f9916ba59f174be1b9d1783d1c9151f371fbe995ca1e5565b1f0c4", kill_on_drop: false }`
[INFO] [stdout] eb8cd789b9f9916ba59f174be1b9d1783d1c9151f371fbe995ca1e5565b1f0c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 03f73647ab1e295d3ea8f3c0f666545063358d759b0452d892df43d1dcdbdb16
[INFO] running `Command { std: "docker" "start" "-a" "03f73647ab1e295d3ea8f3c0f666545063358d759b0452d892df43d1dcdbdb16", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+wasi-snapshot-preview1` for dependency `wasi` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling libw v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "03f73647ab1e295d3ea8f3c0f666545063358d759b0452d892df43d1dcdbdb16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f73647ab1e295d3ea8f3c0f666545063358d759b0452d892df43d1dcdbdb16", kill_on_drop: false }`
[INFO] [stdout] 03f73647ab1e295d3ea8f3c0f666545063358d759b0452d892df43d1dcdbdb16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 751bc095e9e5e4ac6750bdd46e9332b8ce4621703aba881e14bf7ca68e97389a
[INFO] running `Command { std: "docker" "start" "-a" "751bc095e9e5e4ac6750bdd46e9332b8ce4621703aba881e14bf7ca68e97389a", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.9.0+wasi-snapshot-preview1` for dependency `wasi` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libw-dc7fbe20f42aa36b)
[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] [stderr]    Doc-tests libw
[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" "751bc095e9e5e4ac6750bdd46e9332b8ce4621703aba881e14bf7ca68e97389a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751bc095e9e5e4ac6750bdd46e9332b8ce4621703aba881e14bf7ca68e97389a", kill_on_drop: false }`
[INFO] [stdout] 751bc095e9e5e4ac6750bdd46e9332b8ce4621703aba881e14bf7ca68e97389a