[INFO] fetching crate forge-exec-ipc-client 0.1.1...
[INFO] checking forge-exec-ipc-client-0.1.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate forge-exec-ipc-client 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate forge-exec-ipc-client 0.1.1 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 forge-exec-ipc-client 0.1.1
[INFO] finished tweaking crates.io crate forge-exec-ipc-client 0.1.1
[INFO] tweaked toml for crates.io crate forge-exec-ipc-client 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate forge-exec-ipc-client 0.1.1 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 to_method v1.1.0
[INFO] [stderr]   Downloaded intmap v0.7.1
[INFO] [stderr]   Downloaded spinning v0.1.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.53
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.1.4
[INFO] [stderr]   Downloaded serde_derive v1.0.158
[INFO] [stderr]   Downloaded parity-scale-codec v3.4.0
[INFO] [stderr]   Downloaded serde v1.0.158
[INFO] [stderr]   Downloaded winnow v0.4.1
[INFO] [stderr]   Downloaded syn v2.0.10
[INFO] [stderr]   Downloaded interprocess v1.2.1
[INFO] [stderr]   Downloaded sha3 v0.10.6
[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] 7cdbb73f25fc45cda06f22c9fcedc094c4dcc0914f2e92b89b9bc3e07929262c
[INFO] running `Command { std: "docker" "start" "-a" "7cdbb73f25fc45cda06f22c9fcedc094c4dcc0914f2e92b89b9bc3e07929262c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cdbb73f25fc45cda06f22c9fcedc094c4dcc0914f2e92b89b9bc3e07929262c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cdbb73f25fc45cda06f22c9fcedc094c4dcc0914f2e92b89b9bc3e07929262c", kill_on_drop: false }`
[INFO] [stdout] 7cdbb73f25fc45cda06f22c9fcedc094c4dcc0914f2e92b89b9bc3e07929262c
[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] bfce1de0564303d41ab0e190db2e64a68e363b550fcd2d5ef483a5184654a864
[INFO] running `Command { std: "docker" "start" "-a" "bfce1de0564303d41ab0e190db2e64a68e363b550fcd2d5ef483a5184654a864", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking atomic-waker v1.1.0
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.53/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 itoa v1.0.6
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking spinning v0.1.0
[INFO] [stderr]     Checking concurrent-queue v2.1.0
[INFO] [stderr]     Checking intmap v0.7.1
[INFO] [stderr]     Checking to_method v1.1.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking async-channel v1.8.0
[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" "bfce1de0564303d41ab0e190db2e64a68e363b550fcd2d5ef483a5184654a864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfce1de0564303d41ab0e190db2e64a68e363b550fcd2d5ef483a5184654a864", kill_on_drop: false }`
[INFO] [stdout] bfce1de0564303d41ab0e190db2e64a68e363b550fcd2d5ef483a5184654a864
[INFO] checking forge-exec-ipc-client-0.1.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate forge-exec-ipc-client 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate forge-exec-ipc-client 0.1.1 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 forge-exec-ipc-client 0.1.1
[INFO] finished tweaking crates.io crate forge-exec-ipc-client 0.1.1
[INFO] tweaked toml for crates.io crate forge-exec-ipc-client 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate forge-exec-ipc-client 0.1.1 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] 79a0fd1fa5311b9eb38c1f01eac39a5482a5847a3e8ff3874fc4c36ede1f6520
[INFO] running `Command { std: "docker" "start" "-a" "79a0fd1fa5311b9eb38c1f01eac39a5482a5847a3e8ff3874fc4c36ede1f6520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79a0fd1fa5311b9eb38c1f01eac39a5482a5847a3e8ff3874fc4c36ede1f6520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a0fd1fa5311b9eb38c1f01eac39a5482a5847a3e8ff3874fc4c36ede1f6520", kill_on_drop: false }`
[INFO] [stdout] 79a0fd1fa5311b9eb38c1f01eac39a5482a5847a3e8ff3874fc4c36ede1f6520
[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] b753ed043a061b52c442f452e0400c9dfe67b4f3b18b732468dc3a8db6261548
[INFO] running `Command { std: "docker" "start" "-a" "b753ed043a061b52c442f452e0400c9dfe67b4f3b18b732468dc3a8db6261548", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.53/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 atomic-waker v1.1.0
[INFO] [stderr]     Checking concurrent-queue v2.1.0
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking spinning v0.1.0
[INFO] [stderr]     Checking intmap v0.7.1
[INFO] [stderr]     Checking to_method v1.1.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking async-channel v1.8.0
[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" "b753ed043a061b52c442f452e0400c9dfe67b4f3b18b732468dc3a8db6261548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b753ed043a061b52c442f452e0400c9dfe67b4f3b18b732468dc3a8db6261548", kill_on_drop: false }`
[INFO] [stdout] b753ed043a061b52c442f452e0400c9dfe67b4f3b18b732468dc3a8db6261548
