[INFO] fetching crate unmp-link-serial 0.7.0...
[INFO] testing unmp-link-serial-0.7.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate unmp-link-serial 0.7.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate unmp-link-serial 0.7.0 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 unmp-link-serial 0.7.0
[INFO] finished tweaking crates.io crate unmp-link-serial 0.7.0
[INFO] tweaked toml for crates.io crate unmp-link-serial 0.7.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] e36c091e453188599ee5be26b1db75bbb69d4259bee88b725cb0ed83396b3ea9
[INFO] running `Command { std: "docker" "start" "-a" "e36c091e453188599ee5be26b1db75bbb69d4259bee88b725cb0ed83396b3ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e36c091e453188599ee5be26b1db75bbb69d4259bee88b725cb0ed83396b3ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36c091e453188599ee5be26b1db75bbb69d4259bee88b725cb0ed83396b3ea9", kill_on_drop: false }`
[INFO] [stdout] e36c091e453188599ee5be26b1db75bbb69d4259bee88b725cb0ed83396b3ea9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 2e3c491480916d7094439d542f394c7833b22d3a8c9432eab3f6af95480f0466
[INFO] running `Command { std: "docker" "start" "-a" "2e3c491480916d7094439d542f394c7833b22d3a8c9432eab3f6af95480f0466", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.7.3
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling fixed-queue v0.3.10
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling unmp-id v2.0.0
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling futures-intrusive v0.4.0
[INFO] [stderr]    Compiling eds v0.4.4
[INFO] [stderr]    Compiling unmp-link v0.7.0
[INFO] [stderr]    Compiling task-stream v0.3.3
[INFO] [stderr]    Compiling unmp v0.7.3
[INFO] [stderr]    Compiling unmp-link-serial v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `Command { std: "docker" "inspect" "2e3c491480916d7094439d542f394c7833b22d3a8c9432eab3f6af95480f0466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e3c491480916d7094439d542f394c7833b22d3a8c9432eab3f6af95480f0466", kill_on_drop: false }`
[INFO] [stdout] 2e3c491480916d7094439d542f394c7833b22d3a8c9432eab3f6af95480f0466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 9209dbf25cce597759acfff25eb2b25e3453e091e3529784cae56c0972d79137
[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" "9209dbf25cce597759acfff25eb2b25e3453e091e3529784cae56c0972d79137", kill_on_drop: false }`
[INFO] [stderr]    Compiling unmp-link-serial v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "9209dbf25cce597759acfff25eb2b25e3453e091e3529784cae56c0972d79137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9209dbf25cce597759acfff25eb2b25e3453e091e3529784cae56c0972d79137", kill_on_drop: false }`
[INFO] [stdout] 9209dbf25cce597759acfff25eb2b25e3453e091e3529784cae56c0972d79137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 30354744a9bb929e62bb26921cfebcf716d740bcc7a26d669b2a9bacfd389eb5
[INFO] running `Command { std: "docker" "start" "-a" "30354744a9bb929e62bb26921cfebcf716d740bcc7a26d669b2a9bacfd389eb5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unmp_link_serial-6bfaedb6e84c6fd6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unmp-link-serial
[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] [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" "30354744a9bb929e62bb26921cfebcf716d740bcc7a26d669b2a9bacfd389eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30354744a9bb929e62bb26921cfebcf716d740bcc7a26d669b2a9bacfd389eb5", kill_on_drop: false }`
[INFO] [stdout] 30354744a9bb929e62bb26921cfebcf716d740bcc7a26d669b2a9bacfd389eb5