[INFO] fetching crate arch_test_core 0.1.5...
[INFO] checking arch_test_core-0.1.5 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate arch_test_core 0.1.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate arch_test_core 0.1.5 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arch_test_core 0.1.5
[INFO] finished tweaking crates.io crate arch_test_core 0.1.5
[INFO] tweaked toml for crates.io crate arch_test_core 0.1.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d300b0aefd1f8956aa9a5898ab5c49a0050bdbdc84423ddf3c64ea8902bf0f8
[INFO] running `Command { std: "docker" "start" "-a" "8d300b0aefd1f8956aa9a5898ab5c49a0050bdbdc84423ddf3c64ea8902bf0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d300b0aefd1f8956aa9a5898ab5c49a0050bdbdc84423ddf3c64ea8902bf0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d300b0aefd1f8956aa9a5898ab5c49a0050bdbdc84423ddf3c64ea8902bf0f8", kill_on_drop: false }`
[INFO] [stdout] 8d300b0aefd1f8956aa9a5898ab5c49a0050bdbdc84423ddf3c64ea8902bf0f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 742953a04d88341215136e980b8880c61d103dc676dcf91d3fdc42167abad389
[INFO] running `Command { std: "docker" "start" "-a" "742953a04d88341215136e980b8880c61d103dc676dcf91d3fdc42167abad389", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking ra_ap_la-arena v0.0.59
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking cov-mark v1.1.0
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v721.0.0
[INFO] [stderr]     Checking ra_ap_parser v0.0.59
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.59
[INFO] [stderr]     Checking always-assert v0.1.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking perf-event-open-sys v1.0.1
[INFO] [stderr]    Compiling velcro_core v0.5.2
[INFO] [stderr]     Checking ra_ap_stdx v0.0.59
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking perf-event v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling velcro_macros v0.5.2
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking rowan v0.13.0-pre.6
[INFO] [stderr]     Checking ra_ap_profile v0.0.59
[INFO] [stderr]     Checking velcro v0.5.3
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking smol_str v0.1.18
[INFO] [stderr]     Checking ra_ap_syntax v0.0.59
[INFO] [stderr]     Checking arch_test_core v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.74s
[INFO] running `Command { std: "docker" "inspect" "742953a04d88341215136e980b8880c61d103dc676dcf91d3fdc42167abad389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742953a04d88341215136e980b8880c61d103dc676dcf91d3fdc42167abad389", kill_on_drop: false }`
[INFO] [stdout] 742953a04d88341215136e980b8880c61d103dc676dcf91d3fdc42167abad389