[INFO] fetching crate israelmuca-hello-world 0.1.0...
[INFO] testing israelmuca-hello-world-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate israelmuca-hello-world 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate israelmuca-hello-world 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 israelmuca-hello-world 0.1.0
[INFO] finished tweaking crates.io crate israelmuca-hello-world 0.1.0
[INFO] tweaked toml for crates.io crate israelmuca-hello-world 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] 4f9ee3c47e044ca07b6e34a3d8a74caa6851320da33fbb7aaab8cfdbd482c75e
[INFO] running `Command { std: "docker" "start" "-a" "4f9ee3c47e044ca07b6e34a3d8a74caa6851320da33fbb7aaab8cfdbd482c75e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f9ee3c47e044ca07b6e34a3d8a74caa6851320da33fbb7aaab8cfdbd482c75e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9ee3c47e044ca07b6e34a3d8a74caa6851320da33fbb7aaab8cfdbd482c75e", kill_on_drop: false }`
[INFO] [stdout] 4f9ee3c47e044ca07b6e34a3d8a74caa6851320da33fbb7aaab8cfdbd482c75e
[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] c4a7ddef30a02b675a5dae12c997127c698d80f4c3cf021b0d3c3aa26c93a661
[INFO] running `Command { std: "docker" "start" "-a" "c4a7ddef30a02b675a5dae12c997127c698d80f4c3cf021b0d3c3aa26c93a661", kill_on_drop: false }`
[INFO] [stderr]    Compiling israelmuca-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "c4a7ddef30a02b675a5dae12c997127c698d80f4c3cf021b0d3c3aa26c93a661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a7ddef30a02b675a5dae12c997127c698d80f4c3cf021b0d3c3aa26c93a661", kill_on_drop: false }`
[INFO] [stdout] c4a7ddef30a02b675a5dae12c997127c698d80f4c3cf021b0d3c3aa26c93a661
[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] [stdout] d12a3dd63566b870a6f1f6397c729b975f920ca71c592111e652f35710353661
[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" "d12a3dd63566b870a6f1f6397c729b975f920ca71c592111e652f35710353661", kill_on_drop: false }`
[INFO] [stderr]    Compiling israelmuca-hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "d12a3dd63566b870a6f1f6397c729b975f920ca71c592111e652f35710353661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12a3dd63566b870a6f1f6397c729b975f920ca71c592111e652f35710353661", kill_on_drop: false }`
[INFO] [stdout] d12a3dd63566b870a6f1f6397c729b975f920ca71c592111e652f35710353661
[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] [stdout] c0844cc6b679853656c683580cbf96b39cab0edc5b3123010fe39efd3a3594d8
[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" "c0844cc6b679853656c683580cbf96b39cab0edc5b3123010fe39efd3a3594d8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/israelmuca_hello_world-e2145403972c99d2
[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 israelmuca-hello-world
[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" "c0844cc6b679853656c683580cbf96b39cab0edc5b3123010fe39efd3a3594d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0844cc6b679853656c683580cbf96b39cab0edc5b3123010fe39efd3a3594d8", kill_on_drop: false }`
[INFO] [stdout] c0844cc6b679853656c683580cbf96b39cab0edc5b3123010fe39efd3a3594d8