[INFO] fetching crate vanguard 0.0.1...
[INFO] testing vanguard-0.0.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate vanguard 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate vanguard 0.0.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] crate crates.io crate vanguard 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a3a9b3d34456f4d0d681fdd04a0ecb409fc31bc281420e2b3b0bb67b5209f21
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2a3a9b3d34456f4d0d681fdd04a0ecb409fc31bc281420e2b3b0bb67b5209f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a3a9b3d34456f4d0d681fdd04a0ecb409fc31bc281420e2b3b0bb67b5209f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3a9b3d34456f4d0d681fdd04a0ecb409fc31bc281420e2b3b0bb67b5209f21", kill_on_drop: false }`
[INFO] [stdout] 2a3a9b3d34456f4d0d681fdd04a0ecb409fc31bc281420e2b3b0bb67b5209f21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4761f73549f045c3a2cfc8849b70521d758a31ee59ec223e728a2e04d5f6204a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4761f73549f045c3a2cfc8849b70521d758a31ee59ec223e728a2e04d5f6204a", kill_on_drop: false }`
[INFO] [stderr]    Compiling vanguard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "4761f73549f045c3a2cfc8849b70521d758a31ee59ec223e728a2e04d5f6204a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4761f73549f045c3a2cfc8849b70521d758a31ee59ec223e728a2e04d5f6204a", kill_on_drop: false }`
[INFO] [stdout] 4761f73549f045c3a2cfc8849b70521d758a31ee59ec223e728a2e04d5f6204a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0e6b07005bd0b6d676086128195fae6f503de81937793ce33b760467c93f6ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e0e6b07005bd0b6d676086128195fae6f503de81937793ce33b760467c93f6ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling vanguard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "e0e6b07005bd0b6d676086128195fae6f503de81937793ce33b760467c93f6ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e6b07005bd0b6d676086128195fae6f503de81937793ce33b760467c93f6ae", kill_on_drop: false }`
[INFO] [stdout] e0e6b07005bd0b6d676086128195fae6f503de81937793ce33b760467c93f6ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a213d61f78c4be693feb392e410c305cb1c398e2a129f1edc44090d38f622e8b
[INFO] running `Command { std: "docker" "start" "-a" "a213d61f78c4be693feb392e410c305cb1c398e2a129f1edc44090d38f622e8b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vanguard-b1a5285b05e5befb
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a213d61f78c4be693feb392e410c305cb1c398e2a129f1edc44090d38f622e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a213d61f78c4be693feb392e410c305cb1c398e2a129f1edc44090d38f622e8b", kill_on_drop: false }`
[INFO] [stdout] a213d61f78c4be693feb392e410c305cb1c398e2a129f1edc44090d38f622e8b