[INFO] cloning repository https://github.com/Fallstop/brainfuck-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fallstop/brainfuck-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFallstop%2Fbrainfuck-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFallstop%2Fbrainfuck-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d47a1a48626d6f8165ed24f234fedaacf1e5f4c
[INFO] testing Fallstop/brainfuck-shell against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFallstop%2Fbrainfuck-shell" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/Fallstop/brainfuck-shell on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-21/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Fallstop/brainfuck-shell
[INFO] finished tweaking git repo https://github.com/Fallstop/brainfuck-shell
[INFO] tweaked toml for git repo https://github.com/Fallstop/brainfuck-shell written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/Fallstop/brainfuck-shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9ac84dbd8cd62085c7a92ad5f3071fe36936a65997932ce52d5bd223eb9ebb5
[INFO] running `Command { std: "docker" "start" "-a" "e9ac84dbd8cd62085c7a92ad5f3071fe36936a65997932ce52d5bd223eb9ebb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9ac84dbd8cd62085c7a92ad5f3071fe36936a65997932ce52d5bd223eb9ebb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ac84dbd8cd62085c7a92ad5f3071fe36936a65997932ce52d5bd223eb9ebb5", kill_on_drop: false }`
[INFO] [stdout] e9ac84dbd8cd62085c7a92ad5f3071fe36936a65997932ce52d5bd223eb9ebb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5619a231cd028c3172cb6ed5fd80d66e8f77d950dbd1bc4dbf3a1201b8ea35ae
[INFO] running `Command { std: "docker" "start" "-a" "5619a231cd028c3172cb6ed5fd80d66e8f77d950dbd1bc4dbf3a1201b8ea35ae", 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] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling nu-ansi-term v0.30.1 (/opt/rustwide/workdir/crates/nu-ansi-term)
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling utf8-width v0.1.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling curl v0.4.35
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling peresil v0.3.0
[INFO] [stderr]    Compiling http-types v2.10.0
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling common-path v1.0.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling isahc v0.9.14
[INFO] [stderr]    Compiling query_interface v0.3.5
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling dyn-clone v1.0.4
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling filesize v0.2.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling nu-ansi-term v0.29.0
[INFO] [stderr]    Compiling umask v1.0.0
[INFO] [stderr]    Compiling result v1.0.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]    Compiling sysinfo v0.16.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling tinyvec v1.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling standback v0.2.15
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling time v0.2.25
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling pretty v0.5.2
[INFO] [stderr]    Compiling byte-unit v4.0.10
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling http v0.2.3
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling rust-embed-utils v5.1.0
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.22/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=ba29fc71cc7d64f6 -C extra-filename=-ba29fc71cc7d64f6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "5619a231cd028c3172cb6ed5fd80d66e8f77d950dbd1bc4dbf3a1201b8ea35ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5619a231cd028c3172cb6ed5fd80d66e8f77d950dbd1bc4dbf3a1201b8ea35ae", kill_on_drop: false }`
[INFO] [stdout] 5619a231cd028c3172cb6ed5fd80d66e8f77d950dbd1bc4dbf3a1201b8ea35ae