[INFO] fetching crate clipboard-saver 0.1.0...
[INFO] checking clipboard-saver-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate clipboard-saver 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate clipboard-saver 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 clipboard-saver 0.1.0
[INFO] finished tweaking crates.io crate clipboard-saver 0.1.0
[INFO] tweaked toml for crates.io crate clipboard-saver 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate clipboard-saver 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]  Downloading crates ...
[INFO] [stderr]   Downloaded flume v0.10.14
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded rayon-core v1.10.2
[INFO] [stderr]   Downloaded spin v0.9.4
[INFO] [stderr]   Downloaded exr v1.5.2
[INFO] [stderr]   Downloaded tiff v0.8.1
[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] f0b5fd4009bb4b4547da959aa74e946ce7e19154a3123a59a7a0c66b12e999a3
[INFO] running `Command { std: "docker" "start" "-a" "f0b5fd4009bb4b4547da959aa74e946ce7e19154a3123a59a7a0c66b12e999a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0b5fd4009bb4b4547da959aa74e946ce7e19154a3123a59a7a0c66b12e999a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b5fd4009bb4b4547da959aa74e946ce7e19154a3123a59a7a0c66b12e999a3", kill_on_drop: false }`
[INFO] [stdout] f0b5fd4009bb4b4547da959aa74e946ce7e19154a3123a59a7a0c66b12e999a3
[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] 1fc244affdc6dd09a9e9f7907beca6218cd908a23d7d248cd9e8dc39d9ee98ab
[INFO] running `Command { std: "docker" "start" "-a" "1fc244affdc6dd09a9e9f7907beca6218cd908a23d7d248cd9e8dc39d9ee98ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling core-foundation-sys v0.8.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[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 weezl v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]     Checking lebe v0.5.2
[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]     Checking block v0.1.6
[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" "1fc244affdc6dd09a9e9f7907beca6218cd908a23d7d248cd9e8dc39d9ee98ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc244affdc6dd09a9e9f7907beca6218cd908a23d7d248cd9e8dc39d9ee98ab", kill_on_drop: false }`
[INFO] [stdout] 1fc244affdc6dd09a9e9f7907beca6218cd908a23d7d248cd9e8dc39d9ee98ab
[INFO] checking clipboard-saver-0.1.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate clipboard-saver 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate clipboard-saver 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 clipboard-saver 0.1.0
[INFO] finished tweaking crates.io crate clipboard-saver 0.1.0
[INFO] tweaked toml for crates.io crate clipboard-saver 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate clipboard-saver 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] 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] 57f2b652848d83a8ef2d360293428f9b2d6fa6a6cd417f902976b4cc13c02939
[INFO] running `Command { std: "docker" "start" "-a" "57f2b652848d83a8ef2d360293428f9b2d6fa6a6cd417f902976b4cc13c02939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57f2b652848d83a8ef2d360293428f9b2d6fa6a6cd417f902976b4cc13c02939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f2b652848d83a8ef2d360293428f9b2d6fa6a6cd417f902976b4cc13c02939", kill_on_drop: false }`
[INFO] [stdout] 57f2b652848d83a8ef2d360293428f9b2d6fa6a6cd417f902976b4cc13c02939
[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] adcdcc0fe92b61d8c9e2d0b88773883983da7dbc65c744b4eddcaae0a8a33bcd
[INFO] running `Command { std: "docker" "start" "-a" "adcdcc0fe92b61d8c9e2d0b88773883983da7dbc65c744b4eddcaae0a8a33bcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling core-foundation-sys v0.8.3
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.25
[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 linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking gif v0.11.4
[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" "adcdcc0fe92b61d8c9e2d0b88773883983da7dbc65c744b4eddcaae0a8a33bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adcdcc0fe92b61d8c9e2d0b88773883983da7dbc65c744b4eddcaae0a8a33bcd", kill_on_drop: false }`
[INFO] [stdout] adcdcc0fe92b61d8c9e2d0b88773883983da7dbc65c744b4eddcaae0a8a33bcd
