[INFO] fetching crate shell_command 0.1.0...
[INFO] testing shell_command-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate shell_command 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate shell_command 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shell_command 0.1.0
[INFO] finished tweaking crates.io crate shell_command 0.1.0
[INFO] tweaked toml for crates.io crate shell_command 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] cfe247de4911297939301a31f2d6d4a4ecfa999c9f0b1aa4ecdb91e0b8081709
[INFO] running `Command { std: "docker" "start" "-a" "cfe247de4911297939301a31f2d6d4a4ecfa999c9f0b1aa4ecdb91e0b8081709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfe247de4911297939301a31f2d6d4a4ecfa999c9f0b1aa4ecdb91e0b8081709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe247de4911297939301a31f2d6d4a4ecfa999c9f0b1aa4ecdb91e0b8081709", kill_on_drop: false }`
[INFO] [stdout] cfe247de4911297939301a31f2d6d4a4ecfa999c9f0b1aa4ecdb91e0b8081709
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] e2c982959bc62414125c47ffa41298aa542445a294acaf40f5106ce370966ab4
[INFO] running `Command { std: "docker" "start" "-a" "e2c982959bc62414125c47ffa41298aa542445a294acaf40f5106ce370966ab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling shell_command v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "e2c982959bc62414125c47ffa41298aa542445a294acaf40f5106ce370966ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c982959bc62414125c47ffa41298aa542445a294acaf40f5106ce370966ab4", kill_on_drop: false }`
[INFO] [stdout] e2c982959bc62414125c47ffa41298aa542445a294acaf40f5106ce370966ab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] ca35cc5423d59d92eb478e8fee05de6d06677415d4c8588da7a35b08cf68cf57
[INFO] running `Command { std: "docker" "start" "-a" "ca35cc5423d59d92eb478e8fee05de6d06677415d4c8588da7a35b08cf68cf57", kill_on_drop: false }`
[INFO] [stderr]    Compiling shell_command v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "ca35cc5423d59d92eb478e8fee05de6d06677415d4c8588da7a35b08cf68cf57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca35cc5423d59d92eb478e8fee05de6d06677415d4c8588da7a35b08cf68cf57", kill_on_drop: false }`
[INFO] [stdout] ca35cc5423d59d92eb478e8fee05de6d06677415d4c8588da7a35b08cf68cf57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 305000ec8a709e7044c39fea67f517891212d03dab25cb4595f99f3802fe95f5
[INFO] running `Command { std: "docker" "start" "-a" "305000ec8a709e7044c39fea67f517891212d03dab25cb4595f99f3802fe95f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shell_command-db31f76f480df8c9
[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] [stderr]    Doc-tests shell_command
[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" "305000ec8a709e7044c39fea67f517891212d03dab25cb4595f99f3802fe95f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "305000ec8a709e7044c39fea67f517891212d03dab25cb4595f99f3802fe95f5", kill_on_drop: false }`
[INFO] [stdout] 305000ec8a709e7044c39fea67f517891212d03dab25cb4595f99f3802fe95f5