[INFO] fetching crate atomic_sync 0.2.0...
[INFO] checking atomic_sync-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate atomic_sync 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate atomic_sync 0.2.0
[INFO] finished tweaking crates.io crate atomic_sync 0.2.0
[INFO] tweaked toml for crates.io crate atomic_sync 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate atomic_sync 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate atomic_sync 0.2.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded funty v3.0.0-rc2
[INFO] [stderr]   Downloaded abs_sync v0.2.0
[INFO] [stderr]   Downloaded atomex v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d98be82636d29486d657524e37e9137ddfd76dd0e6cc580908629447d0607b69
[INFO] running `Command { std: "docker" "start" "-a" "d98be82636d29486d657524e37e9137ddfd76dd0e6cc580908629447d0607b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d98be82636d29486d657524e37e9137ddfd76dd0e6cc580908629447d0607b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98be82636d29486d657524e37e9137ddfd76dd0e6cc580908629447d0607b69", kill_on_drop: false }`
[INFO] [stdout] d98be82636d29486d657524e37e9137ddfd76dd0e6cc580908629447d0607b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d886dadde668db014bd69a761bac3ad48b953f6aeeb41c7cb7644f965ef8697f
[INFO] running `Command { std: "docker" "start" "-a" "d886dadde668db014bd69a761bac3ad48b953f6aeeb41c7cb7644f965ef8697f", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking funty v3.0.0-rc2
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking jiff v0.2.15
[INFO] [stderr]     Checking abs_sync v0.2.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking atomex v0.1.1
[INFO] [stdout] error[E0635]: unknown feature `integer_atomics`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atomex-0.1.1/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(integer_atomics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `atomex` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d886dadde668db014bd69a761bac3ad48b953f6aeeb41c7cb7644f965ef8697f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d886dadde668db014bd69a761bac3ad48b953f6aeeb41c7cb7644f965ef8697f", kill_on_drop: false }`
[INFO] [stdout] d886dadde668db014bd69a761bac3ad48b953f6aeeb41c7cb7644f965ef8697f