[INFO] fetching crate pwbox 0.5.0...
[INFO] building pwbox-0.5.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate pwbox 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate pwbox 0.5.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pwbox 0.5.0
[INFO] tweaked toml for crates.io crate pwbox 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pwbox 0.5.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pwbox 0.5.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-buffer-serde v0.3.0
[INFO] [stderr]   Downloaded salsa20 v0.9.0
[INFO] [stderr]   Downloaded exonum_libsodium-sys v0.0.23
[INFO] [stderr]   Downloaded sha2 v0.10.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded chacha20 v0.8.1
[INFO] [stderr]   Downloaded hmac v0.12.0
[INFO] [stderr]   Downloaded pbkdf2 v0.10.0
[INFO] [stderr]   Downloaded zeroize v1.4.3
[INFO] [stderr]   Downloaded chacha20poly1305 v0.9.0
[INFO] [stderr]   Downloaded scrypt v0.8.1
[INFO] [stderr]   Downloaded version-sync v0.9.4
[INFO] [stderr]   Downloaded exonum_sodiumoxide v0.0.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a87601264f2c42d5a5faaae499fae99d32ca95b7d13ba8897295008627637ea
[INFO] running `Command { std: "docker" "start" "-a" "7a87601264f2c42d5a5faaae499fae99d32ca95b7d13ba8897295008627637ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a87601264f2c42d5a5faaae499fae99d32ca95b7d13ba8897295008627637ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a87601264f2c42d5a5faaae499fae99d32ca95b7d13ba8897295008627637ea", kill_on_drop: false }`
[INFO] [stdout] 7a87601264f2c42d5a5faaae499fae99d32ca95b7d13ba8897295008627637ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52b4e780710dce684c48ea5f78b19d1d235d17e32f524b0c2856262fe912c46c
[INFO] running `Command { std: "docker" "start" "-a" "52b4e780710dce684c48ea5f78b19d1d235d17e32f524b0c2856262fe912c46c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.135
[INFO] [stderr]    Compiling serde v1.0.135
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling base64ct v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling zeroize v1.4.3
[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-macro2-1.0.36/src/wrapper.rs:485:33
[INFO] [stdout]     |
[INFO] [stdout] 485 |                 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 crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 485 -                 let proc_macro::LineColumn { line, column } = s.start();
[INFO] [stdout] 485 +                 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-macro2-1.0.36/src/wrapper.rs:502:33
[INFO] [stdout]     |
[INFO] [stdout] 502 |                 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 crate::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::fallback::LineColumn;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `LineColumn`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 502 -                 let proc_macro::LineColumn { line, column } = s.end();
[INFO] [stdout] 502 +                 let LineColumn { line, column } = s.end();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling block-buffer v0.10.0
[INFO] [stderr]    Compiling crypto-common v0.1.1
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling salsa20 v0.9.0
[INFO] [stderr]    Compiling digest v0.10.1
[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" "52b4e780710dce684c48ea5f78b19d1d235d17e32f524b0c2856262fe912c46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b4e780710dce684c48ea5f78b19d1d235d17e32f524b0c2856262fe912c46c", kill_on_drop: false }`
[INFO] [stdout] 52b4e780710dce684c48ea5f78b19d1d235d17e32f524b0c2856262fe912c46c