[INFO] fetching crate light_phylogeny 2.8.3...
[INFO] testing light_phylogeny-2.8.3 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate light_phylogeny 2.8.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate light_phylogeny 2.8.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate light_phylogeny 2.8.3
[INFO] tweaked toml for crates.io crate light_phylogeny 2.8.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate light_phylogeny 2.8.3 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate light_phylogeny 2.8.3 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60fcc01e3a4d355e9265501b382d6472c0081418023521941f439eab9a5db749
[INFO] running `Command { std: "docker" "start" "-a" "60fcc01e3a4d355e9265501b382d6472c0081418023521941f439eab9a5db749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60fcc01e3a4d355e9265501b382d6472c0081418023521941f439eab9a5db749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60fcc01e3a4d355e9265501b382d6472c0081418023521941f439eab9a5db749", kill_on_drop: false }`
[INFO] [stdout] 60fcc01e3a4d355e9265501b382d6472c0081418023521941f439eab9a5db749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6e5a1691326b23539242583558cb3d0bb87a3ba109db79a3dd84170492b1bde
[INFO] running `Command { std: "docker" "start" "-a" "f6e5a1691326b23539242583558cb3d0bb87a3ba109db79a3dd84170492b1bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling svg v0.15.1
[INFO] [stderr]    Compiling getopt v1.1.7
[INFO] [stderr]    Compiling roxmltree v0.19.0
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr] error: could not compile `proc-macro-error` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/b83b707f97d809763b7861afa7638871f3339a33/bin/rustc --crate-name proc_macro_error --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro-error-1.0.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="syn"' --cfg 'feature="syn-error"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "syn", "syn-error"))' -C metadata=c2c177f631c1fc65 -C extra-filename=-45c89618621fbb2b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro_error_attr=/opt/rustwide/target/debug/deps/libproc_macro_error_attr-66aeb31950431a08.so --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c1602ad0331f815a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7f88217c94841094.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-fbf1f89aab422a85.rmeta --cap-lints allow --cap-lints=forbid --cfg skip_ui_tests` (never executed)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f6e5a1691326b23539242583558cb3d0bb87a3ba109db79a3dd84170492b1bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e5a1691326b23539242583558cb3d0bb87a3ba109db79a3dd84170492b1bde", kill_on_drop: false }`
[INFO] [stdout] f6e5a1691326b23539242583558cb3d0bb87a3ba109db79a3dd84170492b1bde