[INFO] fetching crate vanguard 0.0.1...
[INFO] testing vanguard-0.0.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate vanguard 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate vanguard 0.0.1
[INFO] finished tweaking crates.io crate vanguard 0.0.1
[INFO] tweaked toml for crates.io crate vanguard 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vanguard 0.0.1 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 vanguard 0.0.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 92ebd95ca0fb9b381516c2116fe5f08e2878c35dddaa8a488f06a27b62a76194
[INFO] running `Command { std: "docker" "start" "-a" "92ebd95ca0fb9b381516c2116fe5f08e2878c35dddaa8a488f06a27b62a76194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92ebd95ca0fb9b381516c2116fe5f08e2878c35dddaa8a488f06a27b62a76194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ebd95ca0fb9b381516c2116fe5f08e2878c35dddaa8a488f06a27b62a76194", kill_on_drop: false }`
[INFO] [stdout] 92ebd95ca0fb9b381516c2116fe5f08e2878c35dddaa8a488f06a27b62a76194
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 86dc514864dff45e9e2b1fe0afe683e0505a155d14c39837b7a8e400772a48f2
[INFO] running `Command { std: "docker" "start" "-a" "86dc514864dff45e9e2b1fe0afe683e0505a155d14c39837b7a8e400772a48f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling vanguard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "86dc514864dff45e9e2b1fe0afe683e0505a155d14c39837b7a8e400772a48f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86dc514864dff45e9e2b1fe0afe683e0505a155d14c39837b7a8e400772a48f2", kill_on_drop: false }`
[INFO] [stdout] 86dc514864dff45e9e2b1fe0afe683e0505a155d14c39837b7a8e400772a48f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 496f42a68dce72f2b640aee6d887e13ac25d833b3f51f969d182c86afa83d35a
[INFO] running `Command { std: "docker" "start" "-a" "496f42a68dce72f2b640aee6d887e13ac25d833b3f51f969d182c86afa83d35a", kill_on_drop: false }`
[INFO] [stderr]    Compiling vanguard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "496f42a68dce72f2b640aee6d887e13ac25d833b3f51f969d182c86afa83d35a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496f42a68dce72f2b640aee6d887e13ac25d833b3f51f969d182c86afa83d35a", kill_on_drop: false }`
[INFO] [stdout] 496f42a68dce72f2b640aee6d887e13ac25d833b3f51f969d182c86afa83d35a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d1a808fce3f5d788c1e42f93222365535b87371ac84e97852817ceb121cbdec2
[INFO] running `Command { std: "docker" "start" "-a" "d1a808fce3f5d788c1e42f93222365535b87371ac84e97852817ceb121cbdec2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/vanguard-1f5384a579b2a31c)
[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" "d1a808fce3f5d788c1e42f93222365535b87371ac84e97852817ceb121cbdec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a808fce3f5d788c1e42f93222365535b87371ac84e97852817ceb121cbdec2", kill_on_drop: false }`
[INFO] [stdout] d1a808fce3f5d788c1e42f93222365535b87371ac84e97852817ceb121cbdec2