[INFO] fetching crate consprob 0.1.22...
[INFO] checking consprob-0.1.22 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate consprob 0.1.22 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate consprob 0.1.22 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 consprob 0.1.22
[INFO] finished tweaking crates.io crate consprob 0.1.22
[INFO] tweaked toml for crates.io crate consprob 0.1.22 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate consprob 0.1.22 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 enum-map-derive v0.6.0
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded libm v0.2.6
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded bio-types v0.13.0
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded enum-map v1.1.1
[INFO] [stderr]   Downloaded matrixmultiply v0.3.2
[INFO] [stderr]   Downloaded safe_arch v0.6.0
[INFO] [stderr]   Downloaded bio v1.1.0
[INFO] [stderr]   Downloaded itertools-num v0.1.3
[INFO] [stderr]   Downloaded csv v1.1.6
[INFO] [stderr]   Downloaded ordered-float v3.4.0
[INFO] [stderr]   Downloaded num-complex v0.4.3
[INFO] [stderr]   Downloaded wide v0.7.5
[INFO] [stderr]   Downloaded triple_accel v0.4.0
[INFO] [stderr]   Downloaded rna-ss-params v0.1.24
[INFO] [stderr]   Downloaded rna-algos v0.1.37
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 373f7e34ea54747d238492179e6b23af03a3f21037ca3ca841a242a5cc225f22
[INFO] running `Command { std: "docker" "start" "-a" "373f7e34ea54747d238492179e6b23af03a3f21037ca3ca841a242a5cc225f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "373f7e34ea54747d238492179e6b23af03a3f21037ca3ca841a242a5cc225f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "373f7e34ea54747d238492179e6b23af03a3f21037ca3ca841a242a5cc225f22", kill_on_drop: false }`
[INFO] [stdout] 373f7e34ea54747d238492179e6b23af03a3f21037ca3ca841a242a5cc225f22
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b956a8d6b52c154f72ed54386bbfcc183d5c85e44b492b99299f61beaf0271c9
[INFO] running `Command { std: "docker" "start" "-a" "b956a8d6b52c154f72ed54386bbfcc183d5c85e44b492b99299f61beaf0271c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking bytemuck v1.13.0
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 crossbeam-utils v0.8.14
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking rawpointer v0.2.1
[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" "b956a8d6b52c154f72ed54386bbfcc183d5c85e44b492b99299f61beaf0271c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b956a8d6b52c154f72ed54386bbfcc183d5c85e44b492b99299f61beaf0271c9", kill_on_drop: false }`
[INFO] [stdout] b956a8d6b52c154f72ed54386bbfcc183d5c85e44b492b99299f61beaf0271c9
[INFO] checking consprob-0.1.22 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate consprob 0.1.22 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate consprob 0.1.22 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 consprob 0.1.22
[INFO] finished tweaking crates.io crate consprob 0.1.22
[INFO] tweaked toml for crates.io crate consprob 0.1.22 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate consprob 0.1.22 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] da00e76a4a492690fa79788fcf9b5a31782cc1e352c87b0f2b325a0978724ae9
[INFO] running `Command { std: "docker" "start" "-a" "da00e76a4a492690fa79788fcf9b5a31782cc1e352c87b0f2b325a0978724ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da00e76a4a492690fa79788fcf9b5a31782cc1e352c87b0f2b325a0978724ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da00e76a4a492690fa79788fcf9b5a31782cc1e352c87b0f2b325a0978724ae9", kill_on_drop: false }`
[INFO] [stdout] da00e76a4a492690fa79788fcf9b5a31782cc1e352c87b0f2b325a0978724ae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d8ce852677b1743ed0dd819571a09d21daf63ed961ebf4f9a0afe816baa46a5e
[INFO] running `Command { std: "docker" "start" "-a" "d8ce852677b1743ed0dd819571a09d21daf63ed961ebf4f9a0afe816baa46a5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]     Checking bytemuck v1.13.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 safe_arch v0.6.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]     Checking rawpointer v0.2.1
[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" "d8ce852677b1743ed0dd819571a09d21daf63ed961ebf4f9a0afe816baa46a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ce852677b1743ed0dd819571a09d21daf63ed961ebf4f9a0afe816baa46a5e", kill_on_drop: false }`
[INFO] [stdout] d8ce852677b1743ed0dd819571a09d21daf63ed961ebf4f9a0afe816baa46a5e
