[INFO] fetching crate assert-json-same 3.0.0...
[INFO] checking assert-json-same-3.0.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate assert-json-same 3.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate assert-json-same 3.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate assert-json-same 3.0.0
[INFO] tweaked toml for crates.io crate assert-json-same 3.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate assert-json-same 3.0.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate assert-json-same 3.0.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded version-sync v0.8.1
[INFO] [stderr]   Downloaded semver-parser v0.9.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.4.1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d438c1e03339a1a442e24124822e7e2a587f40cf16d0f91070bbdb54fe24129a
[INFO] running `Command { std: "docker" "start" "-a" "d438c1e03339a1a442e24124822e7e2a587f40cf16d0f91070bbdb54fe24129a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d438c1e03339a1a442e24124822e7e2a587f40cf16d0f91070bbdb54fe24129a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d438c1e03339a1a442e24124822e7e2a587f40cf16d0f91070bbdb54fe24129a", kill_on_drop: false }`
[INFO] [stdout] d438c1e03339a1a442e24124822e7e2a587f40cf16d0f91070bbdb54fe24129a
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c2b6aabdb0097084887434a8d7178de4c706a961972b413e6dbcdb2d72eb7da
[INFO] running `Command { std: "docker" "start" "-a" "0c2b6aabdb0097084887434a8d7178de4c706a961972b413e6dbcdb2d72eb7da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking unicase v2.8.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.4.30/src/wrapper.rs:484:33
[INFO] [stdout]     |
[INFO] [stdout] 484 |                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use LineColumn;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 484 -                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout] 484 +                 let LineColumn { line, column } = s.start();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `LineColumn` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.4.30/src/wrapper.rs:501:33
[INFO] [stdout]     |
[INFO] [stdout] 501 |                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout]     |                                 ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use LineColumn;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 501 -                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout] 501 +                 let LineColumn { line, column } = s.end();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[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" "0c2b6aabdb0097084887434a8d7178de4c706a961972b413e6dbcdb2d72eb7da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c2b6aabdb0097084887434a8d7178de4c706a961972b413e6dbcdb2d72eb7da", kill_on_drop: false }`
[INFO] [stdout] 0c2b6aabdb0097084887434a8d7178de4c706a961972b413e6dbcdb2d72eb7da