[INFO] crate libc-print 0.1.13 is already in cache
[INFO] testing libc-print-0.1.13 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate libc-print 0.1.13 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libc-print 0.1.13 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libc-print 0.1.13
[INFO] finished tweaking crates.io crate libc-print 0.1.13
[INFO] tweaked toml for crates.io crate libc-print 0.1.13 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a20dbdfd3752b3713868c42e1c06db7db61663293bd3846d99da72c1676df17
[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" "4a20dbdfd3752b3713868c42e1c06db7db61663293bd3846d99da72c1676df17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a20dbdfd3752b3713868c42e1c06db7db61663293bd3846d99da72c1676df17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a20dbdfd3752b3713868c42e1c06db7db61663293bd3846d99da72c1676df17", kill_on_drop: false }`
[INFO] [stdout] 4a20dbdfd3752b3713868c42e1c06db7db61663293bd3846d99da72c1676df17
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7ff629c43808a4f0a3ca5abd9fe38ea8f940a8e1bef86ca3903e1d030a1874c
[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" "f7ff629c43808a4f0a3ca5abd9fe38ea8f940a8e1bef86ca3903e1d030a1874c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc-print v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "f7ff629c43808a4f0a3ca5abd9fe38ea8f940a8e1bef86ca3903e1d030a1874c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ff629c43808a4f0a3ca5abd9fe38ea8f940a8e1bef86ca3903e1d030a1874c", kill_on_drop: false }`
[INFO] [stdout] f7ff629c43808a4f0a3ca5abd9fe38ea8f940a8e1bef86ca3903e1d030a1874c
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb111898c7335d274f28e385f640c872158567f827668e9c73d0cfa0c82d381c
[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" "fb111898c7335d274f28e385f640c872158567f827668e9c73d0cfa0c82d381c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc-print v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "fb111898c7335d274f28e385f640c872158567f827668e9c73d0cfa0c82d381c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb111898c7335d274f28e385f640c872158567f827668e9c73d0cfa0c82d381c", kill_on_drop: false }`
[INFO] [stdout] fb111898c7335d274f28e385f640c872158567f827668e9c73d0cfa0c82d381c
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12cc284126b81e50502edceec7d19acf3f6655d9a9d75255ee6a6b09db90fcb6
[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" "12cc284126b81e50502edceec7d19acf3f6655d9a9d75255ee6a6b09db90fcb6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libc_print-87c52cf21435600e
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr] stderr!
[INFO] [stdout] test tests::test_stderr_write ... ok
[INFO] [stdout] stdout fd = 1
[INFO] [stdout] test tests::test_stdout ... ok
[INFO] [stdout] stdout!
[INFO] [stdout] test tests::test_stdout_write ... ok
[INFO] [stdout] test std_name::tests_std_name::test_stderr ... ok
[INFO] [stdout] stdout fd = 1
[INFO] [stdout] test std_name::tests_std_name::test_stdout ... ok
[INFO] [stdout] test tests::test_stderr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] stderr fd = 2
[INFO] [stderr] stderr fd = 2
[INFO] [stderr]    Doc-tests libc_print
[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" "12cc284126b81e50502edceec7d19acf3f6655d9a9d75255ee6a6b09db90fcb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12cc284126b81e50502edceec7d19acf3f6655d9a9d75255ee6a6b09db90fcb6", kill_on_drop: false }`
[INFO] [stdout] 12cc284126b81e50502edceec7d19acf3f6655d9a9d75255ee6a6b09db90fcb6