[INFO] cloning repository https://github.com/brettcannon/python-launcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brettcannon/python-launcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettcannon%2Fpython-launcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettcannon%2Fpython-launcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa3df8b99418ae465a9cee48ff19a4754a46c123
[INFO] checking brettcannon/python-launcher against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettcannon%2Fpython-launcher" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brettcannon/python-launcher on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brettcannon/python-launcher
[INFO] finished tweaking git repo https://github.com/brettcannon/python-launcher
[INFO] tweaked toml for git repo https://github.com/brettcannon/python-launcher written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/brettcannon/python-launcher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.2.5
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded rand v0.8.3
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded serde_derive v1.0.125
[INFO] [stderr]   Downloaded serde v1.0.125
[INFO] [stderr]   Downloaded miniz_oxide v0.4.4
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded strum_macros v0.20.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.23
[INFO] [stderr]   Downloaded regex v1.4.5
[INFO] [stderr]   Downloaded ntapi v0.3.6
[INFO] [stderr]   Downloaded signal-hook v0.1.17
[INFO] [stderr]   Downloaded uuid v0.8.2
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.1
[INFO] [stderr]   Downloaded object v0.23.0
[INFO] [stderr]   Downloaded test-case v1.1.0
[INFO] [stderr]   Downloaded signal-hook-registry v1.3.0
[INFO] [stderr]   Downloaded crossterm v0.19.0
[INFO] [stderr]   Downloaded gimli v0.23.0
[INFO] [stderr]   Downloaded os_type v2.2.0
[INFO] [stderr]   Downloaded comfy-table v2.1.0
[INFO] [stderr]   Downloaded libc v0.2.93
[INFO] [stderr]   Downloaded stderrlog v0.5.1
[INFO] [stderr]   Downloaded strum v0.20.0
[INFO] [stderr]   Downloaded addr2line v0.14.1
[INFO] [stderr]   Downloaded backtrace v0.3.56
[INFO] [stderr]   Downloaded nix v0.20.0
[INFO] [stderr]   Downloaded instant v0.1.9
[INFO] [stderr]   Downloaded parking_lot v0.11.1
[INFO] [stderr]   Downloaded parking_lot_core v0.8.3
[INFO] [stderr]   Downloaded smallvec v1.6.1
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded adler v1.0.2
[INFO] [stderr]   Downloaded rustc-demangle v0.1.18
[INFO] [stderr]   Downloaded lock_api v0.4.3
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded human-panic v1.0.3
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded crossterm_winapi v0.7.0
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded cc v1.0.67
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.10
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded mio v0.7.11
[INFO] [stderr]   Downloaded syn v1.0.69
[INFO] [stderr]   Downloaded tempfile v3.2.0
[INFO] [stderr]   Downloaded rand_hc v0.3.0
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.26
[INFO] [stderr]   Downloaded getrandom v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e42f3464a248147e5941b2bb02a308a77154fcfa869c07c0e043f19d55265530
[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" "e42f3464a248147e5941b2bb02a308a77154fcfa869c07c0e043f19d55265530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e42f3464a248147e5941b2bb02a308a77154fcfa869c07c0e043f19d55265530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e42f3464a248147e5941b2bb02a308a77154fcfa869c07c0e043f19d55265530", kill_on_drop: false }`
[INFO] [stdout] e42f3464a248147e5941b2bb02a308a77154fcfa869c07c0e043f19d55265530
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f522f58ed8801dcb5f42574619457d785eb1b951ad465627e6952d9830d6299
[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" "9f522f58ed8801dcb5f42574619457d785eb1b951ad465627e6952d9830d6299", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling test-case v1.1.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking crossterm v0.19.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking stderrlog v0.5.1
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]     Checking serial_test v0.5.1
[INFO] [stderr]     Checking comfy-table v2.1.0
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Checking python-launcher v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "9f522f58ed8801dcb5f42574619457d785eb1b951ad465627e6952d9830d6299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f522f58ed8801dcb5f42574619457d785eb1b951ad465627e6952d9830d6299", kill_on_drop: false }`
[INFO] [stdout] 9f522f58ed8801dcb5f42574619457d785eb1b951ad465627e6952d9830d6299