[INFO] fetching crate rustpython-stdlib 0.4.0...
[INFO] checking rustpython-stdlib-0.4.0 against try#b6bca0d7327839b5e3f7a7779947cb9113d08917+rustflags=-Zstrict-projection-item-bounds for 150662-leaf
[INFO] extracting crate rustpython-stdlib 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rustpython-stdlib 0.4.0
[INFO] finished tweaking crates.io crate rustpython-stdlib 0.4.0
[INFO] tweaked toml for crates.io crate rustpython-stdlib 0.4.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustpython-stdlib 0.4.0 on toolchain b6bca0d7327839b5e3f7a7779947cb9113d08917
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 303 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding bzip2 v0.4.4 (available: v0.6.1)
[INFO] [stderr]       Adding digest v0.10.7 (available: v0.11.2)
[INFO] [stderr]       Adding dns-lookup v2.1.1 (available: v3.0.1)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (available: v0.3.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding gethostname v0.2.3 (available: v1.1.0)
[INFO] [stderr]       Adding itertools v0.11.0 (available: v0.14.0)
[INFO] [stderr]       Adding libsqlite3-sys v0.28.0 (available: v0.37.0)
[INFO] [stderr]       Adding malachite-bigint v0.2.3 (available: v0.9.1)
[INFO] [stderr]       Adding md-5 v0.10.6 (available: v0.11.0)
[INFO] [stderr]       Adding memmap2 v0.5.10 (available: v0.9.10)
[INFO] [stderr]       Adding mt19937 v2.0.1 (available: v3.3.0)
[INFO] [stderr]       Adding nix v0.27.1 (available: v0.31.2)
[INFO] [stderr]       Adding openssl-probe v0.1.6 (available: v0.2.1)
[INFO] [stderr]       Adding page_size v0.4.2 (available: v0.6.0)
[INFO] [stderr]       Adding puruspe v0.2.5 (available: v0.4.4)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.10.0)
[INFO] [stderr]       Adding rustpython-common v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding rustpython-derive v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding rustpython-vm v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding sha2 v0.10.9 (available: v0.11.0)
[INFO] [stderr]       Adding sha3 v0.10.8 (available: v0.11.0)
[INFO] [stderr]       Adding socket2 v0.5.10 (available: v0.6.3)
[INFO] [stderr]       Adding system-configuration v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding unicode_names2 v1.3.0 (available: v2.0.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.61.2)
[INFO] [stderr]       Adding xml-rs v0.8.28 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52972619cb1a2547fb572866ae64b13c9382ec6d912a04754da2b531f3e71c58
[INFO] running `Command { std: "docker" "start" "-a" "52972619cb1a2547fb572866ae64b13c9382ec6d912a04754da2b531f3e71c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52972619cb1a2547fb572866ae64b13c9382ec6d912a04754da2b531f3e71c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52972619cb1a2547fb572866ae64b13c9382ec6d912a04754da2b531f3e71c58", kill_on_drop: false }`
[INFO] [stdout] 52972619cb1a2547fb572866ae64b13c9382ec6d912a04754da2b531f3e71c58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Zstrict-projection-item-bounds" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0340bbf10f674fd3add8e47d548a526be42f8a013b6c42fb5901a4d3a317c85c
[INFO] running `Command { std: "docker" "start" "-a" "0340bbf10f674fd3add8e47d548a526be42f8a013b6c42fb5901a4d3a317c85c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling malachite-nz v0.4.22
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling rustpython-parser-vendored v0.4.0
[INFO] [stderr]     Checking unic-ucd-category v0.9.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]    Compiling twox-hash v2.1.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling winnow v1.0.1
[INFO] [stderr]    Compiling lz4_flex v0.11.6
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling unic-emoji-char v0.9.0
[INFO] [stderr]    Compiling unic-ucd-ident v0.9.0
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling rustpython-doc v0.3.0
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling textwrap v0.15.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]    Compiling rustpython-vm v0.4.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking fd-lock v4.0.4
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking unic-ucd-hangul v0.9.0
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking volatile v0.3.0
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking optional v0.5.0
[INFO] [stderr]     Checking siphasher v0.3.11
[INFO] [stderr]     Checking unic-ucd-normal v0.9.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking caseless v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.10.0
[INFO] [stderr]     Checking atomic v0.6.1
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling rustpython-stdlib v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unicode-casing v0.1.1
[INFO] [stderr]     Checking timsort v0.1.3
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking mt19937 v2.0.1
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking dns-lookup v2.1.1
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking unic-normal v0.9.0
[INFO] [stderr]     Checking uuid v1.23.0
[INFO] [stderr]     Checking unic-ucd-age v0.9.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking puruspe v0.2.5
[INFO] [stderr]     Checking ucd v0.1.1
[INFO] [stderr]    Compiling toml_edit v0.25.11+spec-1.1.0
[INFO] [stderr]     Checking malachite-base v0.4.22
[INFO] [stderr]     Checking mac_address v1.1.8
[INFO] [stderr]    Compiling syn-ext v0.4.0
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/b6bca0d7327839b5e3f7a7779947cb9113d08917/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=9490acaae72a4c43 -C extra-filename=-26ca25090477c206 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-97c915aaa782a113.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0b914a1fc0717ecf.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7bdb9946ee4fa346.rmeta --cap-lints allow --cap-lints=forbid -Zstrict-projection-item-bounds` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0340bbf10f674fd3add8e47d548a526be42f8a013b6c42fb5901a4d3a317c85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0340bbf10f674fd3add8e47d548a526be42f8a013b6c42fb5901a4d3a317c85c", kill_on_drop: false }`
[INFO] [stdout] 0340bbf10f674fd3add8e47d548a526be42f8a013b6c42fb5901a4d3a317c85c