[INFO] fetching crate interfaces 0.0.7...
[INFO] testing interfaces-0.0.7 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate interfaces 0.0.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate interfaces 0.0.7 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 interfaces 0.0.7
[INFO] finished tweaking crates.io crate interfaces 0.0.7
[INFO] tweaked toml for crates.io crate interfaces 0.0.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate interfaces 0.0.7 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e683b636a37217a9136ddc4808905e2e6ac428a20c06c94cf5bf5b168f8e31df
[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" "e683b636a37217a9136ddc4808905e2e6ac428a20c06c94cf5bf5b168f8e31df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e683b636a37217a9136ddc4808905e2e6ac428a20c06c94cf5bf5b168f8e31df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e683b636a37217a9136ddc4808905e2e6ac428a20c06c94cf5bf5b168f8e31df", kill_on_drop: false }`
[INFO] [stdout] e683b636a37217a9136ddc4808905e2e6ac428a20c06c94cf5bf5b168f8e31df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] bbbce152911566917b8c4145e809d98cdee9e2a6ad6b9c3bbe6deca7ab9fbeb3
[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" "bbbce152911566917b8c4145e809d98cdee9e2a6ad6b9c3bbe6deca7ab9fbeb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling handlebars v0.29.1
[INFO] [stderr]    Compiling interfaces v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "bbbce152911566917b8c4145e809d98cdee9e2a6ad6b9c3bbe6deca7ab9fbeb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbbce152911566917b8c4145e809d98cdee9e2a6ad6b9c3bbe6deca7ab9fbeb3", kill_on_drop: false }`
[INFO] [stdout] bbbce152911566917b8c4145e809d98cdee9e2a6ad6b9c3bbe6deca7ab9fbeb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ed344468f62a407edf1572b7d2cf0d6c387c3278be4989bb46aa48b533816ee5
[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" "ed344468f62a407edf1572b7d2cf0d6c387c3278be4989bb46aa48b533816ee5", kill_on_drop: false }`
[INFO] [stderr]    Compiling interfaces v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `Command { std: "docker" "inspect" "ed344468f62a407edf1572b7d2cf0d6c387c3278be4989bb46aa48b533816ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed344468f62a407edf1572b7d2cf0d6c387c3278be4989bb46aa48b533816ee5", kill_on_drop: false }`
[INFO] [stdout] ed344468f62a407edf1572b7d2cf0d6c387c3278be4989bb46aa48b533816ee5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b164de3e462fc42b2c82400a13a5a651439c441ccd712e387c2c55ee4f617adb
[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" "b164de3e462fc42b2c82400a13a5a651439c441ccd712e387c2c55ee4f617adb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/interfaces-02fd080a3d0fe1cf)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test constants::tests::test_existing ... ok
[INFO] [stdout] test tests::test_hardwareaddr_deriving ... ok
[INFO] [stdout] test constants::tests::test_not_existing ... ok
[INFO] [stderr]    Doc-tests interfaces
[INFO] [stdout] test tests::test_interface_is_comparable ... ok
[INFO] [stdout] test ffi::tests::test_make_int16 ... ok
[INFO] [stdout] test tests::test_hardwareaddr_format ... ok
[INFO] [stdout] test error::tests::test_error_has_traits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Interface::get_by_name (line 278) ... ok
[INFO] [stdout] test src/lib.rs - HardwareAddr::as_string (line 124) ... ok
[INFO] [stdout] test src/lib.rs - HardwareAddr::as_bytes (line 157) ... ok
[INFO] [stdout] test src/lib.rs - HardwareAddr::as_bare_string (line 141) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b164de3e462fc42b2c82400a13a5a651439c441ccd712e387c2c55ee4f617adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b164de3e462fc42b2c82400a13a5a651439c441ccd712e387c2c55ee4f617adb", kill_on_drop: false }`
[INFO] [stdout] b164de3e462fc42b2c82400a13a5a651439c441ccd712e387c2c55ee4f617adb