[INFO] cloning repository https://github.com/PeterGrace/default-backend-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PeterGrace/default-backend-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterGrace%2Fdefault-backend-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterGrace%2Fdefault-backend-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc76c8f7e3f1414b1e205be00b00d90fe06dfa62
[INFO] checking PeterGrace/default-backend-rs against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPeterGrace%2Fdefault-backend-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PeterGrace/default-backend-rs on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PeterGrace/default-backend-rs
[INFO] finished tweaking git repo https://github.com/PeterGrace/default-backend-rs
[INFO] tweaked toml for git repo https://github.com/PeterGrace/default-backend-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/PeterGrace/default-backend-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.1.15
[INFO] [stderr]   Downloaded cloudabi v0.1.0
[INFO] [stderr]   Downloaded parking_lot_core v0.8.0
[INFO] [stderr]   Downloaded universal-hash v0.3.0
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[INFO] [stderr]   Downloaded rocket_contrib v0.4.5
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[INFO] [stderr]   Downloaded subtle v2.3.0
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[INFO] [stderr]   Downloaded pear_codegen v0.1.4
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[INFO] [stderr]   Downloaded parking_lot v0.11.0
[INFO] [stderr]   Downloaded aes v0.3.2
[INFO] [stderr]   Downloaded aes-soft v0.3.3
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[INFO] [stderr]   Downloaded lock_api v0.4.1
[INFO] [stderr]   Downloaded sha2 v0.8.2
[INFO] [stderr]   Downloaded rocket_codegen v0.4.5
[INFO] [stderr]   Downloaded hashbrown v0.9.0
[INFO] [stderr]   Downloaded indexmap v1.6.0
[INFO] [stderr]   Downloaded block-cipher-trait v0.6.2
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[INFO] [stderr]   Downloaded pear v0.1.4
[INFO] [stderr]   Downloaded rocket_http v0.4.5
[INFO] [stderr]   Downloaded zeroize v1.1.1
[INFO] [stderr]   Downloaded aes-gcm v0.5.0
[INFO] [stderr]   Downloaded aesni v0.6.0
[INFO] [stderr]   Downloaded hmac v0.7.1
[INFO] [stderr]   Downloaded rocket_prometheus v0.7.0
[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded filetime v0.2.12
[INFO] [stderr]   Downloaded subtle v1.0.0
[INFO] [stderr]   Downloaded crypto-mac v0.7.0
[INFO] [stderr]   Downloaded prometheus v0.10.0
[INFO] [stderr]   Downloaded cookie v0.11.3
[INFO] [stderr]   Downloaded syn v1.0.41
[INFO] [stderr]   Downloaded rocket v0.4.5
[INFO] [stderr]   Downloaded instant v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7ca0f21059e4f72b8fd53860cf38002038648b5527e1990ce8af669f4ad9e44
[INFO] running `Command { std: "docker" "start" "-a" "f7ca0f21059e4f72b8fd53860cf38002038648b5527e1990ce8af669f4ad9e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7ca0f21059e4f72b8fd53860cf38002038648b5527e1990ce8af669f4ad9e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ca0f21059e4f72b8fd53860cf38002038648b5527e1990ce8af669f4ad9e44", kill_on_drop: false }`
[INFO] [stdout] f7ca0f21059e4f72b8fd53860cf38002038648b5527e1990ce8af669f4ad9e44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02b5320a295b311aeb653ee57d9168874ecb1437fe7c5451c6c19bbdb1ce80e4
[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" "02b5320a295b311aeb653ee57d9168874ecb1437fe7c5451c6c19bbdb1ce80e4", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling zeroize v1.1.1
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]     Checking auditable v0.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling pear_codegen v0.1.4
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[INFO] [stderr]    Compiling rocket v0.4.5
[INFO] [stderr]     Checking thread_local v1.0.1
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[INFO] [stderr]    Compiling pest v2.1.3
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[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
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[INFO] [stderr]     Checking getrandom v0.1.15
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[INFO] [stderr]    Compiling base64 v0.9.3
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[INFO] [stderr]     Checking digest v0.8.1
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[INFO] [stderr]     Checking aead v0.2.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking polyval v0.3.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking hkdf v0.8.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking ghash v0.2.3
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.4
[INFO] [stderr]     Checking rocket_http v0.4.5
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]    Compiling cargo_metadata v0.11.2
[INFO] [stderr]     Checking rocket_prometheus v0.7.0
[INFO] [stderr]     Checking rocket_contrib v0.4.5
[INFO] [stderr]    Compiling auditable-serde v0.1.0
[INFO] [stderr]    Compiling auditable-build v0.1.0
[INFO] [stderr]    Compiling default-backend-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 58s
[INFO] running `Command { std: "docker" "inspect" "02b5320a295b311aeb653ee57d9168874ecb1437fe7c5451c6c19bbdb1ce80e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b5320a295b311aeb653ee57d9168874ecb1437fe7c5451c6c19bbdb1ce80e4", kill_on_drop: false }`
[INFO] [stdout] 02b5320a295b311aeb653ee57d9168874ecb1437fe7c5451c6c19bbdb1ce80e4