[INFO] cloning repository https://github.com/CalvoM/search_blame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CalvoM/search_blame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalvoM%2Fsearch_blame", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalvoM%2Fsearch_blame'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b819baf423e73785b4a49495fb4a867981a36f3
[INFO] checking CalvoM/search_blame against master#cf8a95590a1b768b7711f2631d5b5e3ead464de7 for pr-149389
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCalvoM%2Fsearch_blame" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CalvoM/search_blame
[INFO] finished tweaking git repo https://github.com/CalvoM/search_blame
[INFO] tweaked toml for git repo https://github.com/CalvoM/search_blame written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CalvoM/search_blame on toolchain cf8a95590a1b768b7711f2631d5b5e3ead464de7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CalvoM/search_blame 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" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates-tree v1.0.7
[INFO] [stderr]   Downloaded predicates v2.1.4
[INFO] [stderr]   Downloaded grep-matcher v0.1.5
[INFO] [stderr]   Downloaded grep-regex v0.1.10
[INFO] [stderr]   Downloaded grep-printer v0.1.6
[INFO] [stderr]   Downloaded bytecount v0.6.3
[INFO] [stderr]   Downloaded bstr v1.1.0
[INFO] [stderr]   Downloaded grep-cli v0.1.6
[INFO] [stderr]   Downloaded rstest v0.15.0
[INFO] [stderr]   Downloaded assert_cmd v2.0.7
[INFO] [stderr]   Downloaded termtree v0.4.0
[INFO] [stderr]   Downloaded encoding_rs_io v0.1.7
[INFO] [stderr]   Downloaded rstest_macros v0.14.0
[INFO] [stderr]   Downloaded predicates-core v1.0.5
[INFO] [stderr]   Downloaded grep v0.2.10
[INFO] [stderr]   Downloaded globset v0.4.9
[INFO] [stderr]   Downloaded grep-searcher v0.1.10
[INFO] [stderr]   Downloaded assert_fs v1.0.10
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9628fa399cdd41d555f30188f1b5ee152fc34f81eea3ae637ea063b634c7b4c9
[INFO] running `Command { std: "docker" "start" "-a" "9628fa399cdd41d555f30188f1b5ee152fc34f81eea3ae637ea063b634c7b4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9628fa399cdd41d555f30188f1b5ee152fc34f81eea3ae637ea063b634c7b4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9628fa399cdd41d555f30188f1b5ee152fc34f81eea3ae637ea063b634c7b4c9", kill_on_drop: false }`
[INFO] [stdout] 9628fa399cdd41d555f30188f1b5ee152fc34f81eea3ae637ea063b634c7b4c9
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 500a9d1e5762e1853fd54bc248dfa2b792e009eb07caa59c0392c9c3c6092fe4
[INFO] running `Command { std: "docker" "start" "-a" "500a9d1e5762e1853fd54bc248dfa2b792e009eb07caa59c0392c9c3c6092fe4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]     Checking grep-matcher v0.1.5
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking memmap2 v0.5.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]     Checking predicates-core v1.0.5
[INFO] [stderr]     Checking console v0.15.2
[INFO] [stderr]     Checking indexmap v1.9.2
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking termtree v0.4.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking bstr v1.1.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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 predicates-tree v1.0.7
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "500a9d1e5762e1853fd54bc248dfa2b792e009eb07caa59c0392c9c3c6092fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "500a9d1e5762e1853fd54bc248dfa2b792e009eb07caa59c0392c9c3c6092fe4", kill_on_drop: false }`
[INFO] [stdout] 500a9d1e5762e1853fd54bc248dfa2b792e009eb07caa59c0392c9c3c6092fe4
