[INFO] fetching crate python-launcher 0.11.0...
[INFO] checking python-launcher-0.11.0 against beta for pr-78714
[INFO] extracting crate python-launcher 0.11.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate python-launcher 0.11.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate python-launcher 0.11.0
[INFO] finished tweaking crates.io crate python-launcher 0.11.0
[INFO] tweaked toml for crates.io crate python-launcher 0.11.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate python-launcher 0.11.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f2e82d4a5d9b6cf89301aa5d70ec0d347c7e2448308c88555b758c4ea5c32e9
[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" "8f2e82d4a5d9b6cf89301aa5d70ec0d347c7e2448308c88555b758c4ea5c32e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f2e82d4a5d9b6cf89301aa5d70ec0d347c7e2448308c88555b758c4ea5c32e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2e82d4a5d9b6cf89301aa5d70ec0d347c7e2448308c88555b758c4ea5c32e9", kill_on_drop: false }`
[INFO] [stdout] 8f2e82d4a5d9b6cf89301aa5d70ec0d347c7e2448308c88555b758c4ea5c32e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f6ca1db8ee9f3d02df2efd30011dba6e9d220c944cf480140f3a8bc2bed83da
[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" "1f6ca1db8ee9f3d02df2efd30011dba6e9d220c944cf480140f3a8bc2bed83da", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.9
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.33
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking aho-corasick v0.7.9
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking stderrlog v0.4.3
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking backtrace v0.3.41
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serial_test_derive v0.4.0
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]     Checking serial_test v0.4.0
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Checking python-launcher v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.50s
[INFO] running `Command { std: "docker" "inspect" "1f6ca1db8ee9f3d02df2efd30011dba6e9d220c944cf480140f3a8bc2bed83da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f6ca1db8ee9f3d02df2efd30011dba6e9d220c944cf480140f3a8bc2bed83da", kill_on_drop: false }`
[INFO] [stdout] 1f6ca1db8ee9f3d02df2efd30011dba6e9d220c944cf480140f3a8bc2bed83da