[INFO] fetching crate pyembed 0.16.0...
[INFO] checking pyembed-0.16.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate pyembed 0.16.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pyembed 0.16.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config
[INFO] started tweaking crates.io crate pyembed 0.16.0
[INFO] finished tweaking crates.io crate pyembed 0.16.0
[INFO] tweaked toml for crates.io crate pyembed 0.16.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spdx v0.4.1
[INFO] [stderr]   Downloaded python3-sys v0.6.0
[INFO] [stderr]   Downloaded cpython v0.6.0
[INFO] [stderr]   Downloaded memory-module-sys v0.3.0
[INFO] [stderr]   Downloaded snmalloc-sys v0.2.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5d0d068fa3bb5f096fd27de26f1fc166ee3c436b71912a263e587bf3a432a46
[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" "b5d0d068fa3bb5f096fd27de26f1fc166ee3c436b71912a263e587bf3a432a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5d0d068fa3bb5f096fd27de26f1fc166ee3c436b71912a263e587bf3a432a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d0d068fa3bb5f096fd27de26f1fc166ee3c436b71912a263e587bf3a432a46", kill_on_drop: false }`
[INFO] [stdout] b5d0d068fa3bb5f096fd27de26f1fc166ee3c436b71912a263e587bf3a432a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 312438c431a6227ac6e53e9742d5b231f369e80d12ee85286b49311ecac5bcce
[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" "312438c431a6227ac6e53e9742d5b231f369e80d12ee85286b49311ecac5bcce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling cpython v0.6.0
[INFO] [stderr]     Checking quoted_printable v0.4.3
[INFO] [stderr]     Checking tugger-file-manifest v0.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling pyembed v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking python-packed-resources v0.7.0
[INFO] [stderr]     Checking spdx v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tugger-licensing v0.3.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking charset v0.1.2
[INFO] [stderr]     Checking mailparse v0.13.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking python-packaging v0.9.0
[INFO] [stderr]    Compiling python3-sys v0.6.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.25s
[INFO] running `Command { std: "docker" "inspect" "312438c431a6227ac6e53e9742d5b231f369e80d12ee85286b49311ecac5bcce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312438c431a6227ac6e53e9742d5b231f369e80d12ee85286b49311ecac5bcce", kill_on_drop: false }`
[INFO] [stdout] 312438c431a6227ac6e53e9742d5b231f369e80d12ee85286b49311ecac5bcce