[INFO] fetching crate rust-tools 0.3.1...
[INFO] testing rust-tools-0.3.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate rust-tools 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rust-tools 0.3.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-tools 0.3.1
[INFO] finished tweaking crates.io crate rust-tools 0.3.1
[INFO] tweaked toml for crates.io crate rust-tools 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate rust-tools 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c78a4bfc343afe8a8eeacc01ac4921708e43d33f1a397bf38b05509925d8640
[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" "7c78a4bfc343afe8a8eeacc01ac4921708e43d33f1a397bf38b05509925d8640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c78a4bfc343afe8a8eeacc01ac4921708e43d33f1a397bf38b05509925d8640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c78a4bfc343afe8a8eeacc01ac4921708e43d33f1a397bf38b05509925d8640", kill_on_drop: false }`
[INFO] [stdout] 7c78a4bfc343afe8a8eeacc01ac4921708e43d33f1a397bf38b05509925d8640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", 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] e399f61ea42e402a642a34323130a9cfacd57f531165290e70ff8db645f7a1bd
[INFO] running `Command { std: "docker" "start" "-a" "e399f61ea42e402a642a34323130a9cfacd57f531165290e70ff8db645f7a1bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tools v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `InvalidConfigurationFile`
[INFO] [stdout]  --> src/error.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |   InvalidConfigurationFile,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e399f61ea42e402a642a34323130a9cfacd57f531165290e70ff8db645f7a1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e399f61ea42e402a642a34323130a9cfacd57f531165290e70ff8db645f7a1bd", kill_on_drop: false }`
[INFO] [stdout] e399f61ea42e402a642a34323130a9cfacd57f531165290e70ff8db645f7a1bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d5c788e8f05569973d1ea8fffc1d9f04c266eca659e7d8d9bcb788e4a8d60e8
[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" "9d5c788e8f05569973d1ea8fffc1d9f04c266eca659e7d8d9bcb788e4a8d60e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tools v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `InvalidConfigurationFile`
[INFO] [stdout]  --> src/error.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |   InvalidConfigurationFile,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "9d5c788e8f05569973d1ea8fffc1d9f04c266eca659e7d8d9bcb788e4a8d60e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5c788e8f05569973d1ea8fffc1d9f04c266eca659e7d8d9bcb788e4a8d60e8", kill_on_drop: false }`
[INFO] [stdout] 9d5c788e8f05569973d1ea8fffc1d9f04c266eca659e7d8d9bcb788e4a8d60e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5c1f888d18a5b4e29ca636cd9d29a42ae2281549f9ab2f9a215f01cb039111b
[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" "d5c1f888d18a5b4e29ca636cd9d29a42ae2281549f9ab2f9a215f01cb039111b", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `InvalidConfigurationFile`
[INFO] [stderr]  --> src/error.rs:6:3
[INFO] [stderr]   |
[INFO] [stderr] 6 |   InvalidConfigurationFile,
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-tools` (bin "rust-tools" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_tools-06d5ed0b1f4c2998)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test parse_cfg::tests::parsed_configuration_has_correct_params ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d5c1f888d18a5b4e29ca636cd9d29a42ae2281549f9ab2f9a215f01cb039111b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5c1f888d18a5b4e29ca636cd9d29a42ae2281549f9ab2f9a215f01cb039111b", kill_on_drop: false }`
[INFO] [stdout] d5c1f888d18a5b4e29ca636cd9d29a42ae2281549f9ab2f9a215f01cb039111b