[INFO] cloning repository https://github.com/RustPython/RustPython
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustPython/RustPython" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustPython%2FRustPython", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustPython%2FRustPython'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51b8f76cec04b33a965ee672b71c6b2e6ed3f37e
[INFO] checking RustPython/RustPython against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustPython%2FRustPython" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RustPython/RustPython on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RustPython/RustPython
[INFO] finished tweaking git repo https://github.com/RustPython/RustPython
[INFO] tweaked toml for git repo https://github.com/RustPython/RustPython written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/RustPython/RustPython already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5f6ccfd6685c99ec7d3cb7748f3e10deb96463210ccef89ee441ac2f9c63069
[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" "a5f6ccfd6685c99ec7d3cb7748f3e10deb96463210ccef89ee441ac2f9c63069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5f6ccfd6685c99ec7d3cb7748f3e10deb96463210ccef89ee441ac2f9c63069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f6ccfd6685c99ec7d3cb7748f3e10deb96463210ccef89ee441ac2f9c63069", kill_on_drop: false }`
[INFO] [stdout] a5f6ccfd6685c99ec7d3cb7748f3e10deb96463210ccef89ee441ac2f9c63069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0962cdd81b4da71f8b16fe1accec352be4656b9a99c56c98361088e98820c072
[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" "0962cdd81b4da71f8b16fe1accec352be4656b9a99c56c98361088e98820c072", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling pico-args v0.3.4
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]     Checking lz4_flex v0.7.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking unicode_names2 v0.4.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking hexf-parse v0.1.0
[INFO] [stderr]     Checking volatile v0.3.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking unicode-casing v0.1.0
[INFO] [stderr]     Checking puruspe v0.1.4
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking timsort v0.1.2
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.69
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.69.0
[INFO] [stderr]    Compiling cranelift-entity v0.69.0
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling cpython v0.5.1
[INFO] [stderr]    Compiling target-lexicon v0.11.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking abort_on_panic v2.0.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling ahash v0.6.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.69.0
[INFO] [stderr]     Checking cranelift-bforest v0.69.0
[INFO] [stderr]    Compiling libffi-sys v1.1.0
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]     Checking unic-ucd-hangul v0.9.0
[INFO] [stderr]     Checking unic-emoji-char v0.9.0
[INFO] [stderr]     Checking unic-ucd-ident v0.9.0
[INFO] [stderr]     Checking unic-ucd-age v0.9.0
[INFO] [stderr]     Checking unic-ucd-category v0.9.0
[INFO] [stderr]     Checking unic-ucd-bidi v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]    Compiling rustpython-vm v0.1.2 (/opt/rustwide/workdir/vm)
[INFO] [stderr]     Checking unic-ucd-normal v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr] error: could not compile `cranelift-codegen-meta`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cranelift_codegen_meta --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cranelift-codegen-meta-0.69.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on -C metadata=3567ecc8e2523590 -C extra-filename=-3567ecc8e2523590 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cranelift_codegen_shared=/opt/rustwide/target/debug/deps/libcranelift_codegen_shared-992a7d2d4ec131a5.rmeta --extern cranelift_entity=/opt/rustwide/target/debug/deps/libcranelift_entity-15bb97670aa64891.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0962cdd81b4da71f8b16fe1accec352be4656b9a99c56c98361088e98820c072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0962cdd81b4da71f8b16fe1accec352be4656b9a99c56c98361088e98820c072", kill_on_drop: false }`
[INFO] [stdout] 0962cdd81b4da71f8b16fe1accec352be4656b9a99c56c98361088e98820c072