[INFO] fetching crate libasm 0.1.2...
[INFO] testing libasm-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate libasm 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate libasm 0.1.2 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 libasm 0.1.2
[INFO] finished tweaking crates.io crate libasm 0.1.2
[INFO] tweaked toml for crates.io crate libasm 0.1.2 written to /workspace/builds/worker-10/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.12.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e1c34dcab1f0ccaa6071b59e7151630e29d4fa00e09383785c93a558d154081
[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" "2e1c34dcab1f0ccaa6071b59e7151630e29d4fa00e09383785c93a558d154081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e1c34dcab1f0ccaa6071b59e7151630e29d4fa00e09383785c93a558d154081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1c34dcab1f0ccaa6071b59e7151630e29d4fa00e09383785c93a558d154081", kill_on_drop: false }`
[INFO] [stdout] 2e1c34dcab1f0ccaa6071b59e7151630e29d4fa00e09383785c93a558d154081
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] 6d5e63b64faf670641f51942dab16e122a4ac0969b1084d07222eb690389a604
[INFO] running `Command { std: "docker" "start" "-a" "6d5e63b64faf670641f51942dab16e122a4ac0969b1084d07222eb690389a604", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling libasm v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.95s
[INFO] running `Command { std: "docker" "inspect" "6d5e63b64faf670641f51942dab16e122a4ac0969b1084d07222eb690389a604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5e63b64faf670641f51942dab16e122a4ac0969b1084d07222eb690389a604", kill_on_drop: false }`
[INFO] [stdout] 6d5e63b64faf670641f51942dab16e122a4ac0969b1084d07222eb690389a604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e928dcba45ee30f4437dec5a1394fd90bf9c129a341f2c8dafd268e79c1f68e
[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" "6e928dcba45ee30f4437dec5a1394fd90bf9c129a341f2c8dafd268e79c1f68e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libasm v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "6e928dcba45ee30f4437dec5a1394fd90bf9c129a341f2c8dafd268e79c1f68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e928dcba45ee30f4437dec5a1394fd90bf9c129a341f2c8dafd268e79c1f68e", kill_on_drop: false }`
[INFO] [stdout] 6e928dcba45ee30f4437dec5a1394fd90bf9c129a341f2c8dafd268e79c1f68e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57f54763f6095011967bb7e071cf8d7128503d2db918c05ab9740465912ba770
[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" "57f54763f6095011967bb7e071cf8d7128503d2db918c05ab9740465912ba770", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libasm-baa4cd86069ff8a6
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests libasm
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57f54763f6095011967bb7e071cf8d7128503d2db918c05ab9740465912ba770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f54763f6095011967bb7e071cf8d7128503d2db918c05ab9740465912ba770", kill_on_drop: false }`
[INFO] [stdout] 57f54763f6095011967bb7e071cf8d7128503d2db918c05ab9740465912ba770