[INFO] fetching crate trumpet 0.0.1...
[INFO] testing trumpet-0.0.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate trumpet 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate trumpet 0.0.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trumpet 0.0.1
[INFO] finished tweaking crates.io crate trumpet 0.0.1
[INFO] tweaked toml for crates.io crate trumpet 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "+1.45.2" "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] 1e3dec34b84357b2d09988c6767140f94f1fccd7317ba95aae7f482f8849cd0e
[INFO] running `Command { std: "docker" "start" "-a" "1e3dec34b84357b2d09988c6767140f94f1fccd7317ba95aae7f482f8849cd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e3dec34b84357b2d09988c6767140f94f1fccd7317ba95aae7f482f8849cd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3dec34b84357b2d09988c6767140f94f1fccd7317ba95aae7f482f8849cd0e", kill_on_drop: false }`
[INFO] [stdout] 1e3dec34b84357b2d09988c6767140f94f1fccd7317ba95aae7f482f8849cd0e
[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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6315ceae73f9a0c31140b94895c7b6ff1ae26fa82923b850329c1b8fc29cc6bb
[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" "6315ceae73f9a0c31140b94895c7b6ff1ae26fa82923b850329c1b8fc29cc6bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling trumpet v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "6315ceae73f9a0c31140b94895c7b6ff1ae26fa82923b850329c1b8fc29cc6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6315ceae73f9a0c31140b94895c7b6ff1ae26fa82923b850329c1b8fc29cc6bb", kill_on_drop: false }`
[INFO] [stdout] 6315ceae73f9a0c31140b94895c7b6ff1ae26fa82923b850329c1b8fc29cc6bb
[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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c5aaf03ccd006f470261fd52c13d39b88cb02dab4cdb46e18e3b75c1a20989f
[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" "6c5aaf03ccd006f470261fd52c13d39b88cb02dab4cdb46e18e3b75c1a20989f", kill_on_drop: false }`
[INFO] [stderr]    Compiling trumpet v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "6c5aaf03ccd006f470261fd52c13d39b88cb02dab4cdb46e18e3b75c1a20989f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5aaf03ccd006f470261fd52c13d39b88cb02dab4cdb46e18e3b75c1a20989f", kill_on_drop: false }`
[INFO] [stdout] 6c5aaf03ccd006f470261fd52c13d39b88cb02dab4cdb46e18e3b75c1a20989f
[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" "+1.45.2" "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] da861db3a52d18b02157b4f315aec0832a1c0e5902f80f27e25dbf0c7ea1a97e
[INFO] running `Command { std: "docker" "start" "-a" "da861db3a52d18b02157b4f315aec0832a1c0e5902f80f27e25dbf0c7ea1a97e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trumpet-fc5af13be6e4e31a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests trumpet
[INFO] [stdout] test test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "da861db3a52d18b02157b4f315aec0832a1c0e5902f80f27e25dbf0c7ea1a97e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da861db3a52d18b02157b4f315aec0832a1c0e5902f80f27e25dbf0c7ea1a97e", kill_on_drop: false }`
[INFO] [stdout] da861db3a52d18b02157b4f315aec0832a1c0e5902f80f27e25dbf0c7ea1a97e