[INFO] cloning repository https://github.com/michalwa/barbara-santana
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michalwa/barbara-santana" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichalwa%2Fbarbara-santana", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichalwa%2Fbarbara-santana'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4c9673f5180854f9249382124c32fd6e0f2f2e7
[INFO] checking michalwa/barbara-santana against master#b657dc555b1ecf837cc4ea471fbae6a731529d55 for pr-113457
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichalwa%2Fbarbara-santana" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michalwa/barbara-santana on toolchain b657dc555b1ecf837cc4ea471fbae6a731529d55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b657dc555b1ecf837cc4ea471fbae6a731529d55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michalwa/barbara-santana
[INFO] finished tweaking git repo https://github.com/michalwa/barbara-santana
[INFO] tweaked toml for git repo https://github.com/michalwa/barbara-santana written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/michalwa/barbara-santana already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b657dc555b1ecf837cc4ea471fbae6a731529d55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flume v0.10.1
[INFO] [stderr]   Downloaded serde_with_macros v1.3.0
[INFO] [stderr]   Downloaded nanorand v0.5.2
[INFO] [stderr]   Downloaded discortp v0.2.1
[INFO] [stderr]   Downloaded command_attr v0.3.3
[INFO] [stderr]   Downloaded streamcatcher v0.1.0
[INFO] [stderr]   Downloaded songbird v0.1.0
[INFO] [stderr]   Downloaded tokio-stream v0.1.1
[INFO] [stderr]   Downloaded serde_with v1.6.0
[INFO] [stderr]   Downloaded syn v1.0.51
[INFO] [stderr]   Downloaded ring v0.16.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+b657dc555b1ecf837cc4ea471fbae6a731529d55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 536445ef15114326f46441a58fadb6f347d6b25f726ab9b026aec37bae6dd836
[INFO] running `Command { std: "docker" "start" "-a" "536445ef15114326f46441a58fadb6f347d6b25f726ab9b026aec37bae6dd836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "536445ef15114326f46441a58fadb6f347d6b25f726ab9b026aec37bae6dd836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "536445ef15114326f46441a58fadb6f347d6b25f726ab9b026aec37bae6dd836", kill_on_drop: false }`
[INFO] [stdout] 536445ef15114326f46441a58fadb6f347d6b25f726ab9b026aec37bae6dd836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+b657dc555b1ecf837cc4ea471fbae6a731529d55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e761e1f5e7342468fc8abe9ba4cb1b41e9b5f6af7d6c6eaf5622b126f822c159
[INFO] running `Command { std: "docker" "start" "-a" "e761e1f5e7342468fc8abe9ba4cb1b41e9b5f6af7d6c6eaf5622b126f822c159", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking bytes v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling ring v0.16.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling audiopus_sys v0.1.8
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling serenity v0.10.2
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]     Checking poly1305 v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]     Checking nanorand v0.5.2
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling songbird v0.1.0
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]     Checking typemap_rev v0.1.4
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking xsalsa20poly1305 v0.6.0
[INFO] [stderr]     Checking audiopus v0.2.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand v0.8.1
[INFO] [stderr]     Checking futures-intrusive v0.3.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking os_info v2.0.8
[INFO] [stderr]     Checking spin_sleep v1.0.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling command_attr v0.3.3
[INFO] [stderr]     Checking async-std v1.8.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr] error: could not compile `syntex_syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/b657dc555b1ecf837cc4ea471fbae6a731529d55/bin/rustc --crate-name syntex_syntax /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syntex_syntax-0.42.0/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 -C metadata=4ca415393c1b986a -C extra-filename=-4ca415393c1b986a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-7cf07767094f4578.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-44ee36a8a4380e48.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-4f7851d13b9d25f9.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-4b565474a15b276e.rmeta --extern syntex_errors=/opt/rustwide/target/debug/deps/libsyntex_errors-6f9e749a0807f734.rmeta --extern syntex_pos=/opt/rustwide/target/debug/deps/libsyntex_pos-66bc0769875b7af9.rmeta --extern term=/opt/rustwide/target/debug/deps/libterm-623e1b9365fe8ce2.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-406efc6627bee039.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e761e1f5e7342468fc8abe9ba4cb1b41e9b5f6af7d6c6eaf5622b126f822c159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e761e1f5e7342468fc8abe9ba4cb1b41e9b5f6af7d6c6eaf5622b126f822c159", kill_on_drop: false }`
[INFO] [stdout] e761e1f5e7342468fc8abe9ba4cb1b41e9b5f6af7d6c6eaf5622b126f822c159