[INFO] fetching crate tuple-unwrap 0.2.0...
[INFO] testing tuple-unwrap-0.2.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate tuple-unwrap 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tuple-unwrap 0.2.0 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 tuple-unwrap 0.2.0
[INFO] finished tweaking crates.io crate tuple-unwrap 0.2.0
[INFO] tweaked toml for crates.io crate tuple-unwrap 0.2.0 written to /workspace/builds/worker-6/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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 194164c0b997de54bb14e3786cfce6579baeceee8f3d48470318722f102248aa
[INFO] running `Command { std: "docker" "start" "-a" "194164c0b997de54bb14e3786cfce6579baeceee8f3d48470318722f102248aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "194164c0b997de54bb14e3786cfce6579baeceee8f3d48470318722f102248aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "194164c0b997de54bb14e3786cfce6579baeceee8f3d48470318722f102248aa", kill_on_drop: false }`
[INFO] [stdout] 194164c0b997de54bb14e3786cfce6579baeceee8f3d48470318722f102248aa
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c3402aa7a5d41b0b7fe6704e243d467ce591da20ef7f30ba077abd4301b43e3e
[INFO] running `Command { std: "docker" "start" "-a" "c3402aa7a5d41b0b7fe6704e243d467ce591da20ef7f30ba077abd4301b43e3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tuple-unwrap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "c3402aa7a5d41b0b7fe6704e243d467ce591da20ef7f30ba077abd4301b43e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3402aa7a5d41b0b7fe6704e243d467ce591da20ef7f30ba077abd4301b43e3e", kill_on_drop: false }`
[INFO] [stdout] c3402aa7a5d41b0b7fe6704e243d467ce591da20ef7f30ba077abd4301b43e3e
[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" "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] c386c7370525279d4e2bc64256690a3d7606f885540575e32f7890ff3d5cde98
[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" "c386c7370525279d4e2bc64256690a3d7606f885540575e32f7890ff3d5cde98", kill_on_drop: false }`
[INFO] [stderr]    Compiling tuple-unwrap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "c386c7370525279d4e2bc64256690a3d7606f885540575e32f7890ff3d5cde98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c386c7370525279d4e2bc64256690a3d7606f885540575e32f7890ff3d5cde98", kill_on_drop: false }`
[INFO] [stdout] c386c7370525279d4e2bc64256690a3d7606f885540575e32f7890ff3d5cde98
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5630be2ffb2bc7c5fc883431c644a4612db025c81d088b49135168551f047e47
[INFO] running `Command { std: "docker" "start" "-a" "5630be2ffb2bc7c5fc883431c644a4612db025c81d088b49135168551f047e47", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tuple_unwrap-3ebd40cb42d0f804
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests tuple-unwrap
[INFO] [stdout] test tests::identity_impl ... ok
[INFO] [stdout] test tests::tuple_impl ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "5630be2ffb2bc7c5fc883431c644a4612db025c81d088b49135168551f047e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5630be2ffb2bc7c5fc883431c644a4612db025c81d088b49135168551f047e47", kill_on_drop: false }`
[INFO] [stdout] 5630be2ffb2bc7c5fc883431c644a4612db025c81d088b49135168551f047e47