[INFO] cloning repository https://github.com/divergentdave/certificate_carver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/divergentdave/certificate_carver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivergentdave%2Fcertificate_carver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivergentdave%2Fcertificate_carver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da0433ab5ce906865d04f14d52c8f109677ae52f
[INFO] checking divergentdave/certificate_carver against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivergentdave%2Fcertificate_carver" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/divergentdave/certificate_carver on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/divergentdave/certificate_carver
[INFO] finished tweaking git repo https://github.com/divergentdave/certificate_carver
[INFO] tweaked toml for git repo https://github.com/divergentdave/certificate_carver written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/divergentdave/certificate_carver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wepoll-binding v2.0.2
[INFO] [stderr]   Downloaded wepoll-sys v2.0.0
[INFO] [stderr]   Downloaded parking v1.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.27
[INFO] [stderr]   Downloaded async-std v1.6.2
[INFO] [stderr]   Downloaded cpuid-bool v0.1.0
[INFO] [stderr]   Downloaded piper v0.1.2
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded digest v0.9.0
[INFO] [stderr]   Downloaded block-buffer v0.9.0
[INFO] [stderr]   Downloaded concurrent-queue v1.1.1
[INFO] [stderr]   Downloaded chrono v0.4.12
[INFO] [stderr]   Downloaded generic-array v0.14.2
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded smol v0.1.14
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded isahc v0.7.6
[INFO] [stderr]   Downloaded sled v0.34.2
[INFO] [stderr]   Downloaded fastrand v1.2.4
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.2
[INFO] [stderr]   Downloaded thread_local v1.0.0
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded surf v1.0.3
[INFO] [stderr]   Downloaded bzip2-sys v0.1.7
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded sha2 v0.9.1
[INFO] [stderr]   Downloaded waker-fn v1.0.0
[INFO] [stderr]   Downloaded blocking v0.4.6
[INFO] [stderr]   Downloaded cache-padded v1.1.0
[INFO] [stderr]   Downloaded zip v0.5.6
[INFO] [stderr]   Downloaded jwalk v0.5.1
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded sluice v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 7a917a496ca890cb71516e6c1272e405a57c172d8409354adff5ae10a8c8bdd5
[INFO] running `Command { std: "docker" "start" "-a" "7a917a496ca890cb71516e6c1272e405a57c172d8409354adff5ae10a8c8bdd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a917a496ca890cb71516e6c1272e405a57c172d8409354adff5ae10a8c8bdd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a917a496ca890cb71516e6c1272e405a57c172d8409354adff5ae10a8c8bdd5", kill_on_drop: false }`
[INFO] [stdout] 7a917a496ca890cb71516e6c1272e405a57c172d8409354adff5ae10a8c8bdd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bec2ed2e827fccb7979f042100f89154979e75eea2ac27afedac65a6232bd85
[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" "5bec2ed2e827fccb7979f042100f89154979e75eea2ac27afedac65a6232bd85", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]     Checking parking v1.0.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking fastrand v1.2.4
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking cpuid-bool v0.1.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling curl-sys v0.4.25
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking thread_local v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking chrono v0.4.12
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking sled v0.34.2
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking jwalk v0.5.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking surf v1.0.3
[INFO] [stderr]     Checking piper v0.1.2
[INFO] [stderr]     Checking blocking v0.4.6
[INFO] [stderr]     Checking smol v0.1.14
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking certificate_carver v0.1.7-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `repeat_generic_slice` has been stable since 1.40.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> benches/carve.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(repeat_generic_slice)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 15s
[INFO] running `Command { std: "docker" "inspect" "5bec2ed2e827fccb7979f042100f89154979e75eea2ac27afedac65a6232bd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bec2ed2e827fccb7979f042100f89154979e75eea2ac27afedac65a6232bd85", kill_on_drop: false }`
[INFO] [stdout] 5bec2ed2e827fccb7979f042100f89154979e75eea2ac27afedac65a6232bd85