[INFO] fetching crate signature 3.0.0-rc.4...
[INFO] testing signature-3.0.0-rc.4 against 1.91.0 for beta-1.92-2
[INFO] extracting crate signature 3.0.0-rc.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate signature 3.0.0-rc.4
[INFO] finished tweaking crates.io crate signature 3.0.0-rc.4
[INFO] tweaked toml for crates.io crate signature 3.0.0-rc.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate signature 3.0.0-rc.4 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate signature 3.0.0-rc.4 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded digest v0.11.0-rc.1
[INFO] [stderr]   Downloaded hybrid-array v0.4.0
[INFO] [stderr]   Downloaded crypto-common v0.2.0-rc.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d49ef5e4543dd840dda38c44b6b1fd67a15210739541e9ffee0bc34545dd78e
[INFO] running `Command { std: "docker" "start" "-a" "8d49ef5e4543dd840dda38c44b6b1fd67a15210739541e9ffee0bc34545dd78e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d49ef5e4543dd840dda38c44b6b1fd67a15210739541e9ffee0bc34545dd78e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d49ef5e4543dd840dda38c44b6b1fd67a15210739541e9ffee0bc34545dd78e", kill_on_drop: false }`
[INFO] [stdout] 8d49ef5e4543dd840dda38c44b6b1fd67a15210739541e9ffee0bc34545dd78e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1a454047143086e7bca63c5aec32d1e5875c4b8cee0b42e742454cf871aa5ad
[INFO] running `Command { std: "docker" "start" "-a" "c1a454047143086e7bca63c5aec32d1e5875c4b8cee0b42e742454cf871aa5ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling signature v3.0.0-rc.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "c1a454047143086e7bca63c5aec32d1e5875c4b8cee0b42e742454cf871aa5ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a454047143086e7bca63c5aec32d1e5875c4b8cee0b42e742454cf871aa5ad", kill_on_drop: false }`
[INFO] [stdout] c1a454047143086e7bca63c5aec32d1e5875c4b8cee0b42e742454cf871aa5ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b649e66b329a66fd40d3f61d9fbed06b7dae439f4682c1579d94f1c60336cba
[INFO] running `Command { std: "docker" "start" "-a" "5b649e66b329a66fd40d3f61d9fbed06b7dae439f4682c1579d94f1c60336cba", kill_on_drop: false }`
[INFO] [stderr]    Compiling signature v3.0.0-rc.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "5b649e66b329a66fd40d3f61d9fbed06b7dae439f4682c1579d94f1c60336cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b649e66b329a66fd40d3f61d9fbed06b7dae439f4682c1579d94f1c60336cba", kill_on_drop: false }`
[INFO] [stdout] 5b649e66b329a66fd40d3f61d9fbed06b7dae439f4682c1579d94f1c60336cba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ac73dc118a8650d4a4d2a25975b75661307427c935b88fc40800d7129bbd91b
[INFO] running `Command { std: "docker" "start" "-a" "9ac73dc118a8650d4a4d2a25975b75661307427c935b88fc40800d7129bbd91b", 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/signature-f6045d5fd918272a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests signature
[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" "9ac73dc118a8650d4a4d2a25975b75661307427c935b88fc40800d7129bbd91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac73dc118a8650d4a4d2a25975b75661307427c935b88fc40800d7129bbd91b", kill_on_drop: false }`
[INFO] [stdout] 9ac73dc118a8650d4a4d2a25975b75661307427c935b88fc40800d7129bbd91b