[INFO] fetching crate cbtr 0.1.0...
[INFO] checking cbtr-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate cbtr 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate cbtr 0.1.0 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 cbtr 0.1.0
[INFO] finished tweaking crates.io crate cbtr 0.1.0
[INFO] tweaked toml for crates.io crate cbtr 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate cbtr 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-0-tc1/source/src/bin.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `c`
[INFO] [stderr]   * `bin` target `b`
[INFO] [stderr]   * `bin` target `t`
[INFO] [stderr]   * `bin` target `r`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded human_format v1.0.3
[INFO] [stderr]   Downloaded prodash v23.0.0
[INFO] [stderr]   Downloaded bytesize v1.2.0
[INFO] [stderr]   Downloaded serde_yaml v0.9.17
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.5
[INFO] [stderr]   Downloaded syn v1.0.108
[INFO] [stderr]   Downloaded commandstream v0.2.0
[INFO] [stderr]   Downloaded ttycommand v0.1.0
[INFO] [stderr]   Downloaded gix-mailmap v0.9.3
[INFO] [stderr]   Downloaded atoi v2.0.0
[INFO] [stderr]   Downloaded async-stream-impl v0.3.4
[INFO] [stderr]   Downloaded async-trait v0.1.64
[INFO] [stderr]   Downloaded gix-config v0.16.3
[INFO] [stderr]   Downloaded clap v4.1.6
[INFO] [stderr]   Downloaded bstr v1.3.0
[INFO] [stderr]   Downloaded gix-odb v0.40.2
[INFO] [stderr]   Downloaded gix-pack v0.30.3
[INFO] [stderr]   Downloaded uluru v3.0.0
[INFO] [stderr]   Downloaded compact_str v0.6.1
[INFO] [stderr]   Downloaded unicode-bom v1.1.4
[INFO] [stderr]   Downloaded gix-features v0.26.5
[INFO] [stderr]   Downloaded async-stream v0.3.4
[INFO] [stderr]   Downloaded futures v0.3.26
[INFO] [stderr]   Downloaded futures-macro v0.3.26
[INFO] [stderr]   Downloaded tokio-stream v0.1.12
[INFO] [stderr]   Downloaded gix-chunk v0.4.1
[INFO] [stderr]   Downloaded gix-attributes v0.8.3
[INFO] [stderr]   Downloaded futures-executor v0.3.26
[INFO] [stderr]   Downloaded tokio-fd v0.3.0
[INFO] [stderr]   Downloaded gix-tempfile v3.0.2
[INFO] [stderr]   Downloaded gix-lock v3.0.2
[INFO] [stderr]   Downloaded gix-diff v0.26.3
[INFO] [stderr]   Downloaded gix-prompt v0.3.2
[INFO] [stderr]   Downloaded imara-diff v0.1.5
[INFO] [stderr]   Downloaded gix-command v0.2.4
[INFO] [stderr]   Downloaded gix-ref v0.24.1
[INFO] [stderr]   Downloaded gix-sec v0.6.2
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] [stderr]   Downloaded gix-url v0.13.3
[INFO] [stderr]   Downloaded rustversion v1.0.11
[INFO] [stderr]   Downloaded gix-traverse v0.22.2
[INFO] [stderr]   Downloaded gix-index v0.12.4
[INFO] [stderr]   Downloaded time v0.3.19
[INFO] [stderr]   Downloaded gix-date v0.4.3
[INFO] [stderr]   Downloaded gix-actor v0.17.2
[INFO] [stderr]   Downloaded gix-hash v0.10.3
[INFO] [stderr]   Downloaded gix-path v0.7.2
[INFO] [stderr]   Downloaded gix-glob v0.5.5
[INFO] [stderr]   Downloaded time-macros v0.2.7
[INFO] [stderr]   Downloaded gix-object v0.26.4
[INFO] [stderr]   Downloaded windows v0.43.0
[INFO] [stderr]   Downloaded gix-credentials v0.9.2
[INFO] [stderr]   Downloaded gix v0.37.2
[INFO] [stderr]   Downloaded gix-discover v0.13.1
[INFO] [stderr]   Downloaded gix-config-value v0.10.1
[INFO] [stderr]   Downloaded gix-refspec v0.7.3
[INFO] [stderr]   Downloaded gix-revision v0.10.4
[INFO] [stderr]   Downloaded gix-quote v0.4.2
[INFO] [stderr]   Downloaded gix-bitmap v0.2.1
[INFO] [stderr]   Downloaded gix-hashtable v0.1.1
[INFO] [stderr]   Downloaded gix-validate v0.7.3
[INFO] [stderr]   Downloaded gix-worktree v0.12.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] afb32c228e4840edbd6f25af12bfee7875acc1da008f0b9520a8943b36c3de75
[INFO] running `Command { std: "docker" "start" "-a" "afb32c228e4840edbd6f25af12bfee7875acc1da008f0b9520a8943b36c3de75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afb32c228e4840edbd6f25af12bfee7875acc1da008f0b9520a8943b36c3de75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb32c228e4840edbd6f25af12bfee7875acc1da008f0b9520a8943b36c3de75", kill_on_drop: false }`
[INFO] [stdout] afb32c228e4840edbd6f25af12bfee7875acc1da008f0b9520a8943b36c3de75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c76767fcdb1ee2dae4667f30c4be98a81b6df765410a080603cf2c9d7ee2548d
[INFO] running `Command { std: "docker" "start" "-a" "c76767fcdb1ee2dae4667f30c4be98a81b6df765410a080603cf2c9d7ee2548d", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/bin.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `c`
[INFO] [stderr]   * `bin` target `b`
[INFO] [stderr]   * `bin` target `t`
[INFO] [stderr]   * `bin` target `r`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.108
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]     Checking memoffset v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking bstr v1.3.0
[INFO] [stderr]     Checking human_format v1.0.3
[INFO] [stderr]     Checking bytesize v1.2.0
[INFO] [stderr]    Compiling time-macros v0.2.7
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]     Checking hashbrown v0.13.2
[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 rustversion v1.0.11
[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" "c76767fcdb1ee2dae4667f30c4be98a81b6df765410a080603cf2c9d7ee2548d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c76767fcdb1ee2dae4667f30c4be98a81b6df765410a080603cf2c9d7ee2548d", kill_on_drop: false }`
[INFO] [stdout] c76767fcdb1ee2dae4667f30c4be98a81b6df765410a080603cf2c9d7ee2548d
[INFO] checking cbtr-0.1.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate cbtr 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate cbtr 0.1.0 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 cbtr 0.1.0
[INFO] finished tweaking crates.io crate cbtr 0.1.0
[INFO] tweaked toml for crates.io crate cbtr 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate cbtr 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-0-tc2/source/src/bin.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `c`
[INFO] [stderr]   * `bin` target `b`
[INFO] [stderr]   * `bin` target `t`
[INFO] [stderr]   * `bin` target `r`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3943bb2523c3a67efca0521877fce581635e35f729df7c3b2e74df2b0ab55f21
[INFO] running `Command { std: "docker" "start" "-a" "3943bb2523c3a67efca0521877fce581635e35f729df7c3b2e74df2b0ab55f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3943bb2523c3a67efca0521877fce581635e35f729df7c3b2e74df2b0ab55f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3943bb2523c3a67efca0521877fce581635e35f729df7c3b2e74df2b0ab55f21", kill_on_drop: false }`
[INFO] [stdout] 3943bb2523c3a67efca0521877fce581635e35f729df7c3b2e74df2b0ab55f21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dbad802d2b3240de62bc87ca0595b63b9c844fd8a62f0e675792056c53ceab4f
[INFO] running `Command { std: "docker" "start" "-a" "dbad802d2b3240de62bc87ca0595b63b9c844fd8a62f0e675792056c53ceab4f", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/bin.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `c`
[INFO] [stderr]   * `bin` target `b`
[INFO] [stderr]   * `bin` target `t`
[INFO] [stderr]   * `bin` target `r`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.108
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]     Checking memoffset v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]     Checking bstr v1.3.0
[INFO] [stderr]     Checking bytesize v1.2.0
[INFO] [stderr]     Checking human_format v1.0.3
[INFO] [stderr]    Compiling time-macros v0.2.7
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling tokio v1.25.0
[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" "dbad802d2b3240de62bc87ca0595b63b9c844fd8a62f0e675792056c53ceab4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbad802d2b3240de62bc87ca0595b63b9c844fd8a62f0e675792056c53ceab4f", kill_on_drop: false }`
[INFO] [stdout] dbad802d2b3240de62bc87ca0595b63b9c844fd8a62f0e675792056c53ceab4f
