[INFO] cloning repository https://github.com/Jeffrey-P-McAteer/cexec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jeffrey-P-McAteer/cexec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeffrey-P-McAteer%2Fcexec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeffrey-P-McAteer%2Fcexec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33bf83208f1ee9704c297c3fdc8f4e1fa4cf204b
[INFO] checking Jeffrey-P-McAteer/cexec against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeffrey-P-McAteer%2Fcexec" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jeffrey-P-McAteer/cexec on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jeffrey-P-McAteer/cexec
[INFO] finished tweaking git repo https://github.com/Jeffrey-P-McAteer/cexec
[INFO] tweaked toml for git repo https://github.com/Jeffrey-P-McAteer/cexec written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Jeffrey-P-McAteer/cexec already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/qdot/systray-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/Jeffrey-P-McAteer/wasmi.git`
[INFO] [stderr]     Updating git submodule `https://github.com/WebAssembly/testsuite.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libappindicator-sys v0.4.0
[INFO] [stderr]   Downloaded cfb-mode v0.5.0
[INFO] [stderr]   Downloaded block-modes v0.6.1
[INFO] [stderr]   Downloaded twofish v0.4.0
[INFO] [stderr]   Downloaded num-bigint-dig v0.6.1
[INFO] [stderr]   Downloaded derive_builder v0.9.0
[INFO] [stderr]   Downloaded crc24 v0.1.6
[INFO] [stderr]   Downloaded pem v0.8.2
[INFO] [stderr]   Downloaded rsa v0.3.0
[INFO] [stderr]   Downloaded circular v0.3.0
[INFO] [stderr]   Downloaded cast5 v0.8.0
[INFO] [stderr]   Downloaded derive_builder_core v0.9.0
[INFO] [stderr]   Downloaded libappindicator v0.5.1
[INFO] [stderr]   Downloaded clear_on_drop v0.2.4
[INFO] [stderr]   Downloaded wabt v0.10.0
[INFO] [stderr]   Downloaded pgp v0.7.1
[INFO] [stderr]   Downloaded sha-1 v0.9.3
[INFO] [stderr]   Downloaded simple_asn1 v0.4.1
[INFO] [stderr]   Downloaded blowfish v0.6.0
[INFO] [stderr]   Downloaded des v0.5.0
[INFO] [stderr]   Downloaded bindgen v0.52.0
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded wabt-sys v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 212aad747fee9894eadd39409956a224e389f729bfc005f96b358c1dd3f448b5
[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" "212aad747fee9894eadd39409956a224e389f729bfc005f96b358c1dd3f448b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "212aad747fee9894eadd39409956a224e389f729bfc005f96b358c1dd3f448b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212aad747fee9894eadd39409956a224e389f729bfc005f96b358c1dd3f448b5", kill_on_drop: false }`
[INFO] [stdout] 212aad747fee9894eadd39409956a224e389f729bfc005f96b358c1dd3f448b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1556ba89bddd8be9f28a9f0efa4dc4754be3477313feb4dd1346846abaed714e
[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" "1556ba89bddd8be9f28a9f0efa4dc4754be3477313feb4dd1346846abaed714e", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling crc24 v0.1.6
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking signature v1.3.0
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking circular v0.3.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking ed25519 v1.0.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling num-bigint-dig v0.6.1
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling wabt-sys v0.8.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking wasmi-validation v0.3.0 (https://github.com/Jeffrey-P-McAteer/wasmi.git#bc319612)
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking pem v0.8.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-cipher v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking stream-cipher v0.7.1
[INFO] [stderr]     Checking aes-soft v0.5.0
[INFO] [stderr]     Checking blowfish v0.6.0
[INFO] [stderr]     Checking twofish v0.4.0
[INFO] [stderr]     Checking cast5 v0.8.0
[INFO] [stderr]     Checking des v0.5.0
[INFO] [stderr]     Checking block-modes v0.6.1
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking ripemd160 v0.9.1
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.3
[INFO] [stderr]     Checking cfb-mode v0.5.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking aes v0.5.0
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking wasmi v0.7.0 (https://github.com/Jeffrey-P-McAteer/wasmi.git#bc319612)
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.60/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="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"' --cfg 'feature="visit"' -C metadata=a97eff8b7e7a45b6 -C extra-filename=-a97eff8b7e7a45b6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1a6a39c3cd9b115f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c19654f4bfde824f.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-accda8c4d770d472.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" "1556ba89bddd8be9f28a9f0efa4dc4754be3477313feb4dd1346846abaed714e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1556ba89bddd8be9f28a9f0efa4dc4754be3477313feb4dd1346846abaed714e", kill_on_drop: false }`
[INFO] [stdout] 1556ba89bddd8be9f28a9f0efa4dc4754be3477313feb4dd1346846abaed714e