[INFO] fetching crate arg 0.3.0...
[INFO] testing arg-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate arg 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate arg 0.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arg 0.3.0
[INFO] finished tweaking crates.io crate arg 0.3.0
[INFO] tweaked toml for crates.io crate arg 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "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] eb3311a7dd6cae0dae79912a311ad4129dd76fa46777713eb3085200a4f610d1
[INFO] running `Command { std: "docker" "start" "-a" "eb3311a7dd6cae0dae79912a311ad4129dd76fa46777713eb3085200a4f610d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb3311a7dd6cae0dae79912a311ad4129dd76fa46777713eb3085200a4f610d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3311a7dd6cae0dae79912a311ad4129dd76fa46777713eb3085200a4f610d1", kill_on_drop: false }`
[INFO] [stdout] eb3311a7dd6cae0dae79912a311ad4129dd76fa46777713eb3085200a4f610d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a79791a55361de58a2fd2eb08f6aebc0d0b3c2a13a633d58409dab006965cb32
[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" "a79791a55361de58a2fd2eb08f6aebc0d0b3c2a13a633d58409dab006965cb32", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling tabwriter v1.2.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling arg-derive v0.3.3
[INFO] [stderr]    Compiling arg v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.34s
[INFO] running `Command { std: "docker" "inspect" "a79791a55361de58a2fd2eb08f6aebc0d0b3c2a13a633d58409dab006965cb32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a79791a55361de58a2fd2eb08f6aebc0d0b3c2a13a633d58409dab006965cb32", kill_on_drop: false }`
[INFO] [stdout] a79791a55361de58a2fd2eb08f6aebc0d0b3c2a13a633d58409dab006965cb32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1208231ecde02e3a5fa21f583a118ca3dd3e7d1d03d0efcda1f218649948c21
[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" "f1208231ecde02e3a5fa21f583a118ca3dd3e7d1d03d0efcda1f218649948c21", kill_on_drop: false }`
[INFO] [stderr]    Compiling arg v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "f1208231ecde02e3a5fa21f583a118ca3dd3e7d1d03d0efcda1f218649948c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1208231ecde02e3a5fa21f583a118ca3dd3e7d1d03d0efcda1f218649948c21", kill_on_drop: false }`
[INFO] [stdout] f1208231ecde02e3a5fa21f583a118ca3dd3e7d1d03d0efcda1f218649948c21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "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] 211ada44e4a471dc14a7987255421b2d2d9ad82a0f2582f97d2662c59549268f
[INFO] running `Command { std: "docker" "start" "-a" "211ada44e4a471dc14a7987255421b2d2d9ad82a0f2582f97d2662c59549268f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arg-e4059dadf5afd247
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test split::tests::test_quoted_args ... ok
[INFO] [stdout] test split::tests::test_simple_args ... ok
[INFO] [stdout] test split::tests::test_single_quoted_args ... ok
[INFO] [stdout] test split::tests::test_several_quoted_args ... ok
[INFO] [stdout] test split::tests::test_wrong_quoted_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/args-adcd414686fda00a
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]    Doc-tests arg
[INFO] [stdout] test should_error_on_invalid_flag_value ... ok
[INFO] [stdout] test should_error_on_missing_flag_value ... ok
[INFO] [stdout] test should_error_on_missing_args ... ok
[INFO] [stdout] test should_handle_all_flags ... ok
[INFO] [stdout] test should_supply_default_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "211ada44e4a471dc14a7987255421b2d2d9ad82a0f2582f97d2662c59549268f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211ada44e4a471dc14a7987255421b2d2d9ad82a0f2582f97d2662c59549268f", kill_on_drop: false }`
[INFO] [stdout] 211ada44e4a471dc14a7987255421b2d2d9ad82a0f2582f97d2662c59549268f