[INFO] cloning repository https://github.com/767829413/rust_synchronous
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/767829413/rust_synchronous" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F767829413%2Frust_synchronous", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F767829413%2Frust_synchronous'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8db07fca2abf46f40cf73ea6ca71cd27b04cad7
[INFO] checking 767829413/rust_synchronous/a8db07fca2abf46f40cf73ea6ca71cd27b04cad7 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F767829413%2Frust_synchronous" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/767829413/rust_synchronous on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/767829413/rust_synchronous
[INFO] finished tweaking git repo https://github.com/767829413/rust_synchronous
[INFO] tweaked toml for git repo https://github.com/767829413/rust_synchronous written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/767829413/rust_synchronous 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-control v0.1.2
[INFO] [stderr]   Downloaded ticker v0.1.1
[INFO] [stderr]   Downloaded rate_limit v0.1.1
[INFO] [stderr]   Downloaded thread-priority v0.15.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.1.3
[INFO] [stderr]   Downloaded affinity v0.1.2
[INFO] [stderr]   Downloaded fast-threadpool v0.3.0
[INFO] [stderr]   Downloaded cuckoofilter v0.5.0
[INFO] [stderr]   Downloaded go-spawn v0.1.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.3.2
[INFO] [stderr]   Downloaded event-listener v5.1.0
[INFO] [stderr]   Downloaded mxo_env_logger v0.1.0
[INFO] [stderr]   Downloaded poolite v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8ff2e4da42363f6615f2732761850cf3a27c25a1278da7a0e42a4b0f6602bda
[INFO] running `Command { std: "docker" "start" "-a" "c8ff2e4da42363f6615f2732761850cf3a27c25a1278da7a0e42a4b0f6602bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8ff2e4da42363f6615f2732761850cf3a27c25a1278da7a0e42a4b0f6602bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ff2e4da42363f6615f2732761850cf3a27c25a1278da7a0e42a4b0f6602bda", kill_on_drop: false }`
[INFO] [stdout] c8ff2e4da42363f6615f2732761850cf3a27c25a1278da7a0e42a4b0f6602bda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbbe961ad58767815f937119c767b0f715b579ec9dc1363a314db3c8d00da517
[INFO] running `Command { std: "docker" "start" "-a" "dbbe961ad58767815f937119c767b0f715b579ec9dc1363a314db3c8d00da517", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking value-bag v1.7.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking futures-lite v2.2.0
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ucd-util v0.1.10
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener v5.1.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking async-channel v2.2.0
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking anstream v0.6.12
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking pnet_base v0.34.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]     Checking futures-micro v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking async-oneshot v0.4.2
[INFO] [stderr]     Checking crossbeam-channel v0.1.3
[INFO] [stderr]     Checking clap_builder v4.5.1
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking async-executor v1.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking pnet_macros_support v0.34.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking errno v0.3.8
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking state v0.5.3
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking hashbag v0.1.12
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking evmap v10.0.2
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking affinity v0.1.2
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking thread-priority v0.15.1
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking cuckoofilter v0.5.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.7
[INFO] [stderr]     Checking async-net v1.8.0
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking send_wrapper v0.6.0
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking mxo_env_logger v0.1.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking poolite v0.7.1
[INFO] [stderr]     Checking beef v0.5.2
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking thread-control v0.1.2
[INFO] [stderr]     Checking rate_limit v0.1.1
[INFO] [stderr]     Checking ticker v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking polling v3.5.0
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking thiserror v1.0.57
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking go-spawn v0.1.2
[INFO] [stderr]     Checking async-io v2.3.1
[INFO] [stderr]     Checking fast-threadpool v0.3.0
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking async-signal v0.2.5
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-process v1.8.1
[INFO] [stderr]     Checking clap v4.5.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking smol v1.3.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling pnet_macros v0.34.0
[INFO] [stderr]     Checking serde v1.0.204
[INFO] [stderr]     Checking pnet_packet v0.34.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rusty_pool v0.7.0
[INFO] [stderr]     Checking ipnetwork v0.20.0
[INFO] [stderr]     Checking synchronous v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.23s
[INFO] running `Command { std: "docker" "inspect" "dbbe961ad58767815f937119c767b0f715b579ec9dc1363a314db3c8d00da517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbe961ad58767815f937119c767b0f715b579ec9dc1363a314db3c8d00da517", kill_on_drop: false }`
[INFO] [stdout] dbbe961ad58767815f937119c767b0f715b579ec9dc1363a314db3c8d00da517