[INFO] fetching crate concuring 0.1.0...
[INFO] fixing concuring-0.1.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate concuring 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate concuring 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate concuring 0.1.0
[INFO] tweaked toml for crates.io crate concuring 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate concuring 0.1.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate concuring 0.1.0 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerovec v0.11.4
[INFO] [stderr]   Downloaded potential_utf v0.1.3
[INFO] [stderr]   Downloaded serde v1.0.225
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[INFO] [stderr]   Downloaded cc v1.2.38
[INFO] [stderr]   Downloaded http v1.3.1
[INFO] [stderr]   Downloaded rustls-webpki v0.103.6
[INFO] [stderr]   Downloaded hyper-util v0.1.17
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[INFO] [stderr]   Downloaded rustls v0.23.31
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[INFO] [stderr]   Downloaded openssl-src v300.5.2+3.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 193be6dcc3f0c128a5d3d0ca5db2034c99392a8f1ac36e52eaa31aa21f2c44b3
[INFO] running `Command { std: "docker" "start" "193be6dcc3f0c128a5d3d0ca5db2034c99392a8f1ac36e52eaa31aa21f2c44b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "193be6dcc3f0c128a5d3d0ca5db2034c99392a8f1ac36e52eaa31aa21f2c44b3" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "193be6dcc3f0c128a5d3d0ca5db2034c99392a8f1ac36e52eaa31aa21f2c44b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "193be6dcc3f0c128a5d3d0ca5db2034c99392a8f1ac36e52eaa31aa21f2c44b3" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.175
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[INFO] [stderr]     Checking rustc-demangle v0.1.26
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[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking http-body-util v0.1.3
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[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]     Checking bitmaps v3.2.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.28/src/backend/linux_raw/io/errno.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0xf001))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.28/src/backend/linux_raw/io/errno.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xffff))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_start` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.28/src/backend/linux_raw/io/errno.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0xf001))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_end` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.37.28/src/backend/linux_raw/io/errno.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xffff))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking async-dup v1.2.4
[INFO] [stderr]     Checking async-fs v2.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking tempfile v3.22.0
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr] error: could not compile `rustix` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "193be6dcc3f0c128a5d3d0ca5db2034c99392a8f1ac36e52eaa31aa21f2c44b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193be6dcc3f0c128a5d3d0ca5db2034c99392a8f1ac36e52eaa31aa21f2c44b3", kill_on_drop: false }`
[INFO] [stdout] 193be6dcc3f0c128a5d3d0ca5db2034c99392a8f1ac36e52eaa31aa21f2c44b3
