[INFO] fetching crate bomper 0.6.2...
[INFO] checking bomper-0.6.2 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate bomper 0.6.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate bomper 0.6.2 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bomper 0.6.2
[INFO] finished tweaking crates.io crate bomper 0.6.2
[INFO] tweaked toml for crates.io crate bomper 0.6.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate bomper 0.6.2 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] [stderr]   Downloaded toml v0.7.3
[INFO] [stderr]   Downloaded pear_codegen v0.2.3
[INFO] [stderr]   Downloaded pear v0.2.3
[INFO] [stderr]   Downloaded uncased v0.9.7
[INFO] [stderr]   Downloaded either v1.7.0
[INFO] [stderr]   Downloaded camino v1.1.4
[INFO] [stderr]   Downloaded unicode-bidi v0.3.12
[INFO] [stderr]   Downloaded serde_json v1.0.94
[INFO] [stderr]   Downloaded syn v2.0.0
[INFO] [stderr]   Downloaded winnow v0.3.6
[INFO] [stderr]   Downloaded toml_edit v0.19.7
[INFO] [stderr]   Downloaded cargo-lock v8.0.3
[INFO] [stderr]   Downloaded cargo_toml v0.15.2
[INFO] [stderr]   Downloaded figment v0.10.6
[INFO] [stderr]   Downloaded parking_lot_core v0.9.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.10
[INFO] [stderr]   Downloaded serde_derive v1.0.157
[INFO] [stderr]   Downloaded serde v1.0.157
[INFO] [stderr]   Downloaded cargo-platform v0.1.2
[INFO] [stderr]   Downloaded cargo_metadata v0.15.3
[INFO] [stderr]   Downloaded atomic v0.5.1
[INFO] [stderr]   Downloaded inlinable_string v0.1.15
[INFO] [stderr]   Downloaded proc-macro2-diagnostics v0.9.1
[INFO] [stderr]   Downloaded semver v1.0.17
[INFO] [stderr]   Downloaded toml_datetime v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd231066c5e0e9c2a44d4b47fb49fac54007d79d3566681515158dabae6ef33e
[INFO] running `Command { std: "docker" "start" "-a" "dd231066c5e0e9c2a44d4b47fb49fac54007d79d3566681515158dabae6ef33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd231066c5e0e9c2a44d4b47fb49fac54007d79d3566681515158dabae6ef33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd231066c5e0e9c2a44d4b47fb49fac54007d79d3566681515158dabae6ef33e", kill_on_drop: false }`
[INFO] [stdout] dd231066c5e0e9c2a44d4b47fb49fac54007d79d3566681515158dabae6ef33e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6be3216a8e2be75e715a6886d126e7c2584f6e74809004aec7c2f9f3eab90bcc
[INFO] running `Command { std: "docker" "start" "-a" "6be3216a8e2be75e715a6886d126e7c2584f6e74809004aec7c2f9f3eab90bcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.157
[INFO] [stderr]    Compiling serde v1.0.157
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6be3216a8e2be75e715a6886d126e7c2584f6e74809004aec7c2f9f3eab90bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be3216a8e2be75e715a6886d126e7c2584f6e74809004aec7c2f9f3eab90bcc", kill_on_drop: false }`
[INFO] [stdout] 6be3216a8e2be75e715a6886d126e7c2584f6e74809004aec7c2f9f3eab90bcc
[INFO] checking bomper-0.6.2 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate bomper 0.6.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate bomper 0.6.2 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bomper 0.6.2
[INFO] finished tweaking crates.io crate bomper 0.6.2
[INFO] tweaked toml for crates.io crate bomper 0.6.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate bomper 0.6.2 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09fc35f40d584aa11f51a487c119c2bf49b1e69725caa78044d0fb5f101b0ce3
[INFO] running `Command { std: "docker" "start" "-a" "09fc35f40d584aa11f51a487c119c2bf49b1e69725caa78044d0fb5f101b0ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09fc35f40d584aa11f51a487c119c2bf49b1e69725caa78044d0fb5f101b0ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09fc35f40d584aa11f51a487c119c2bf49b1e69725caa78044d0fb5f101b0ce3", kill_on_drop: false }`
[INFO] [stdout] 09fc35f40d584aa11f51a487c119c2bf49b1e69725caa78044d0fb5f101b0ce3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcfedd0696b8f986733028e5601d82de784a5fca11c8136e77534c32288398a0
[INFO] running `Command { std: "docker" "start" "-a" "dcfedd0696b8f986733028e5601d82de784a5fca11c8136e77534c32288398a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.157
[INFO] [stderr]    Compiling serde v1.0.157
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dcfedd0696b8f986733028e5601d82de784a5fca11c8136e77534c32288398a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfedd0696b8f986733028e5601d82de784a5fca11c8136e77534c32288398a0", kill_on_drop: false }`
[INFO] [stdout] dcfedd0696b8f986733028e5601d82de784a5fca11c8136e77534c32288398a0
