[INFO] fetching crate fid 0.1.7...
[INFO] testing fid-0.1.7 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate fid 0.1.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fid 0.1.7 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 fid 0.1.7
[INFO] finished tweaking crates.io crate fid 0.1.7
[INFO] tweaked toml for crates.io crate fid 0.1.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate fid 0.1.7 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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6036e8dca651882030b190561b8d32dbe8ed3c28e9a999020c5415b3d3068687
[INFO] running `Command { std: "docker" "start" "-a" "6036e8dca651882030b190561b8d32dbe8ed3c28e9a999020c5415b3d3068687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6036e8dca651882030b190561b8d32dbe8ed3c28e9a999020c5415b3d3068687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6036e8dca651882030b190561b8d32dbe8ed3c28e9a999020c5415b3d3068687", kill_on_drop: false }`
[INFO] [stdout] 6036e8dca651882030b190561b8d32dbe8ed3c28e9a999020c5415b3d3068687
[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" "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] e1e548bf084a1f96fb9b08f11e310a074a5cd89cfec51d228e4bf9f5402e8a18
[INFO] running `Command { std: "docker" "start" "-a" "e1e548bf084a1f96fb9b08f11e310a074a5cd89cfec51d228e4bf9f5402e8a18", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling fid v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.62s
[INFO] running `Command { std: "docker" "inspect" "e1e548bf084a1f96fb9b08f11e310a074a5cd89cfec51d228e4bf9f5402e8a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1e548bf084a1f96fb9b08f11e310a074a5cd89cfec51d228e4bf9f5402e8a18", kill_on_drop: false }`
[INFO] [stdout] e1e548bf084a1f96fb9b08f11e310a074a5cd89cfec51d228e4bf9f5402e8a18
[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" "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] 700afceb22cd7c0f6519f40e13726c3b8d53af1da8e094c3850214df84fd5f5a
[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" "700afceb22cd7c0f6519f40e13726c3b8d53af1da8e094c3850214df84fd5f5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling bincode v1.1.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling fid v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.65s
[INFO] running `Command { std: "docker" "inspect" "700afceb22cd7c0f6519f40e13726c3b8d53af1da8e094c3850214df84fd5f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700afceb22cd7c0f6519f40e13726c3b8d53af1da8e094c3850214df84fd5f5a", kill_on_drop: false }`
[INFO] [stdout] 700afceb22cd7c0f6519f40e13726c3b8d53af1da8e094c3850214df84fd5f5a
[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" "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] a19ff371ea10e66ad18171670bd48f4e180cc75ee8192c74afc3f66f0f043bd1
[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" "a19ff371ea10e66ad18171670bd48f4e180cc75ee8192c74afc3f66f0f043bd1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fid-6d05d6dde7ebff27)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test bit_array::tests::set_bit_get_bit ... ok
[INFO] [stdout] test bit_array::tests::set_word_get_word ... ok
[INFO] [stdout] test bit_vector::tests::test_decode_select1 ... ok
[INFO] [stdout] test bit_array::tests::shrink_with_resize ... ok
[INFO] [stdout] test bit_array::tests::extend_with_resize ... ok
[INFO] [stdout] test bit_array::tests::set_bit_get_word ... ok
[INFO] [stdout] test bit_vector::tests::test_decode_bit ... ok
[INFO] [stdout] test bit_vector::tests::test_decode_rank1 ... ok
[INFO] [stdout] test bit_vector::tests::test_encode_decode ... ok
[INFO] [stdout] test bit_vector::tests::test_decode_select0 ... ok
[INFO] [stdout] test bit_vector::tests::test_select0 ... ok
[INFO] [stdout] test bit_vector::tests::test_select1 ... ok
[INFO] [stdout] test bit_vector::tests::test_rank1 ... ok
[INFO] [stdout] test bit_vector::tests::test_serialize_rank1 ... ok
[INFO] [stdout] test bit_vector::tests::test_get ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.65s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fid
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/bit_array.rs - bit_array::BitArray::set_word (line 104) ... ok
[INFO] [stdout] test src/bit_array.rs - bit_array::BitArray::set_bit (line 36) ... ok
[INFO] [stdout] test src/bit_vector.rs - bit_vector::BitVector (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a19ff371ea10e66ad18171670bd48f4e180cc75ee8192c74afc3f66f0f043bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a19ff371ea10e66ad18171670bd48f4e180cc75ee8192c74afc3f66f0f043bd1", kill_on_drop: false }`
[INFO] [stdout] a19ff371ea10e66ad18171670bd48f4e180cc75ee8192c74afc3f66f0f043bd1