[INFO] fetching crate cargo-wasm 0.4.1...
[INFO] testing cargo-wasm-0.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cargo-wasm 0.4.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cargo-wasm 0.4.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-wasm 0.4.1
[INFO] finished tweaking crates.io crate cargo-wasm 0.4.1
[INFO] tweaked toml for crates.io crate cargo-wasm 0.4.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] f0416deb1a69358aa3573537c701d07d62d184cc8b572a96cc1d3dc396c6ef31
[INFO] running `Command { std: "docker" "start" "-a" "f0416deb1a69358aa3573537c701d07d62d184cc8b572a96cc1d3dc396c6ef31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0416deb1a69358aa3573537c701d07d62d184cc8b572a96cc1d3dc396c6ef31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0416deb1a69358aa3573537c701d07d62d184cc8b572a96cc1d3dc396c6ef31", kill_on_drop: false }`
[INFO] [stdout] f0416deb1a69358aa3573537c701d07d62d184cc8b572a96cc1d3dc396c6ef31
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ec40b67d4dd7753c9fd60fbdd6d1743d5acdbba28348c7881662c11eb7e0821
[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" "6ec40b67d4dd7753c9fd60fbdd6d1743d5acdbba28348c7881662c11eb7e0821", kill_on_drop: false }`
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling cargo-wasm v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.60s
[INFO] running `Command { std: "docker" "inspect" "6ec40b67d4dd7753c9fd60fbdd6d1743d5acdbba28348c7881662c11eb7e0821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec40b67d4dd7753c9fd60fbdd6d1743d5acdbba28348c7881662c11eb7e0821", kill_on_drop: false }`
[INFO] [stdout] 6ec40b67d4dd7753c9fd60fbdd6d1743d5acdbba28348c7881662c11eb7e0821
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] a880774d37ae5ee3a3ab2928f94daf3c6874cd69f4d8dafd32d6bdabeed71698
[INFO] running `Command { std: "docker" "start" "-a" "a880774d37ae5ee3a3ab2928f94daf3c6874cd69f4d8dafd32d6bdabeed71698", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cargo-wasm v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "a880774d37ae5ee3a3ab2928f94daf3c6874cd69f4d8dafd32d6bdabeed71698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a880774d37ae5ee3a3ab2928f94daf3c6874cd69f4d8dafd32d6bdabeed71698", kill_on_drop: false }`
[INFO] [stdout] a880774d37ae5ee3a3ab2928f94daf3c6874cd69f4d8dafd32d6bdabeed71698
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] c8179d00b0e25b992ed2fadda35404b9ee2ab5f99b88d923e3e3d0bd68a3ce60
[INFO] running `Command { std: "docker" "start" "-a" "c8179d00b0e25b992ed2fadda35404b9ee2ab5f99b88d923e3e3d0bd68a3ce60", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_wasm-a9374032b09a99b1)
[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" "c8179d00b0e25b992ed2fadda35404b9ee2ab5f99b88d923e3e3d0bd68a3ce60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8179d00b0e25b992ed2fadda35404b9ee2ab5f99b88d923e3e3d0bd68a3ce60", kill_on_drop: false }`
[INFO] [stdout] c8179d00b0e25b992ed2fadda35404b9ee2ab5f99b88d923e3e3d0bd68a3ce60