[INFO] cloning repository https://github.com/sweihub/ws2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sweihub/ws2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweihub%2Fws2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweihub%2Fws2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 586a3ad6fbbd4371829aae5a028f135e522c4e28
[INFO] checking sweihub/ws2 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweihub%2Fws2" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sweihub/ws2 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sweihub/ws2
[INFO] finished tweaking git repo https://github.com/sweihub/ws2
[INFO] tweaked toml for git repo https://github.com/sweihub/ws2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sweihub/ws2 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded poll-channel v0.1.9
[INFO] [stderr]   Downloaded log2 v0.1.10
[INFO] [stderr]   Downloaded ws v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51d93c8ff9b04a28b30979a2839268016c0c4b06ba2babeb1cccdcc5e671a1d6
[INFO] running `Command { std: "docker" "start" "-a" "51d93c8ff9b04a28b30979a2839268016c0c4b06ba2babeb1cccdcc5e671a1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51d93c8ff9b04a28b30979a2839268016c0c4b06ba2babeb1cccdcc5e671a1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d93c8ff9b04a28b30979a2839268016c0c4b06ba2babeb1cccdcc5e671a1d6", kill_on_drop: false }`
[INFO] [stdout] 51d93c8ff9b04a28b30979a2839268016c0c4b06ba2babeb1cccdcc5e671a1d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c05c0432efa7d3a2cc48611ca7d96ce53fbb12b75ac0f6387271fd7173c5b410
[INFO] running `Command { std: "docker" "start" "-a" "c05c0432efa7d3a2cc48611ca7d96ce53fbb12b75ac0f6387271fd7173c5b410", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling openssl v0.10.61
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking poll-channel v0.1.9
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling openssl-sys v0.9.97
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking log2 v0.1.10
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking ws v0.9.2
[INFO] [stderr]     Checking ws2 v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.29s
[INFO] running `Command { std: "docker" "inspect" "c05c0432efa7d3a2cc48611ca7d96ce53fbb12b75ac0f6387271fd7173c5b410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05c0432efa7d3a2cc48611ca7d96ce53fbb12b75ac0f6387271fd7173c5b410", kill_on_drop: false }`
[INFO] [stdout] c05c0432efa7d3a2cc48611ca7d96ce53fbb12b75ac0f6387271fd7173c5b410
[INFO] checking sweihub/ws2 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweihub%2Fws2" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sweihub/ws2 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sweihub/ws2
[INFO] finished tweaking git repo https://github.com/sweihub/ws2
[INFO] tweaked toml for git repo https://github.com/sweihub/ws2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sweihub/ws2 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c913aa9722f5c6d7bb76f2747d707276fef8ae7fca509aabc381e456578955c0
[INFO] running `Command { std: "docker" "start" "-a" "c913aa9722f5c6d7bb76f2747d707276fef8ae7fca509aabc381e456578955c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c913aa9722f5c6d7bb76f2747d707276fef8ae7fca509aabc381e456578955c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c913aa9722f5c6d7bb76f2747d707276fef8ae7fca509aabc381e456578955c0", kill_on_drop: false }`
[INFO] [stdout] c913aa9722f5c6d7bb76f2747d707276fef8ae7fca509aabc381e456578955c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69d68be2668138fb8a8f193637a86414e640f4e480bb89459945bd6e3c32fa98
[INFO] running `Command { std: "docker" "start" "-a" "69d68be2668138fb8a8f193637a86414e640f4e480bb89459945bd6e3c32fa98", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling openssl v0.10.61
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking poll-channel v0.1.9
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling openssl-sys v0.9.97
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking log2 v0.1.10
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking ws v0.9.2
[INFO] [stderr]     Checking ws2 v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.33s
[INFO] running `Command { std: "docker" "inspect" "69d68be2668138fb8a8f193637a86414e640f4e480bb89459945bd6e3c32fa98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69d68be2668138fb8a8f193637a86414e640f4e480bb89459945bd6e3c32fa98", kill_on_drop: false }`
[INFO] [stdout] 69d68be2668138fb8a8f193637a86414e640f4e480bb89459945bd6e3c32fa98