[INFO] crate sconcat 0.2.1 is already in cache
[INFO] testing sconcat-0.2.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate sconcat 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sconcat 0.2.1 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 sconcat 0.2.1
[INFO] finished tweaking crates.io crate sconcat 0.2.1
[INFO] tweaked toml for crates.io crate sconcat 0.2.1 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] [stderr]     Blocking waiting for file lock on package cache
[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] 3e5ce6426a3bc6eab406771fed97c0f913bff720d3d2de4892f3dddc88ca36f4
[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" "3e5ce6426a3bc6eab406771fed97c0f913bff720d3d2de4892f3dddc88ca36f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e5ce6426a3bc6eab406771fed97c0f913bff720d3d2de4892f3dddc88ca36f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5ce6426a3bc6eab406771fed97c0f913bff720d3d2de4892f3dddc88ca36f4", kill_on_drop: false }`
[INFO] [stdout] 3e5ce6426a3bc6eab406771fed97c0f913bff720d3d2de4892f3dddc88ca36f4
[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] 56c8bb337130aa20d30dbeda99ac61baf5eb18e45a5198c1a4f9c4119038cc2c
[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" "56c8bb337130aa20d30dbeda99ac61baf5eb18e45a5198c1a4f9c4119038cc2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sconcat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "56c8bb337130aa20d30dbeda99ac61baf5eb18e45a5198c1a4f9c4119038cc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c8bb337130aa20d30dbeda99ac61baf5eb18e45a5198c1a4f9c4119038cc2c", kill_on_drop: false }`
[INFO] [stdout] 56c8bb337130aa20d30dbeda99ac61baf5eb18e45a5198c1a4f9c4119038cc2c
[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] 14191eb2aee4f0e15fc06305bb45aa33199f5f509b89ccff525b4de04e30bd3d
[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" "14191eb2aee4f0e15fc06305bb45aa33199f5f509b89ccff525b4de04e30bd3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sconcat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "14191eb2aee4f0e15fc06305bb45aa33199f5f509b89ccff525b4de04e30bd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14191eb2aee4f0e15fc06305bb45aa33199f5f509b89ccff525b4de04e30bd3d", kill_on_drop: false }`
[INFO] [stdout] 14191eb2aee4f0e15fc06305bb45aa33199f5f509b89ccff525b4de04e30bd3d
[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] 3ad3d4b81b31b910bc3487a7346a0851184f21ed36cde89dbd95cadc6889c07c
[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" "3ad3d4b81b31b910bc3487a7346a0851184f21ed36cde89dbd95cadc6889c07c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sconcat-b644edbd0eafb1a3
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test cat::tests::formatting ... ok
[INFO] [stderr]    Doc-tests sconcat
[INFO] [stdout] test cat::tests::it_works ... ok
[INFO] [stdout] test tests::readme_example_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/cat.rs - cat::Cat (line 264) ... ok
[INFO] [stdout] test src/lib.rs - (line 77) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ad3d4b81b31b910bc3487a7346a0851184f21ed36cde89dbd95cadc6889c07c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad3d4b81b31b910bc3487a7346a0851184f21ed36cde89dbd95cadc6889c07c", kill_on_drop: false }`
[INFO] [stdout] 3ad3d4b81b31b910bc3487a7346a0851184f21ed36cde89dbd95cadc6889c07c