[INFO] cloning repository https://github.com/umi8/nand2tetris_vm_translator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/umi8/nand2tetris_vm_translator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumi8%2Fnand2tetris_vm_translator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumi8%2Fnand2tetris_vm_translator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c75607b4c6c7c61dc9e5331b98d4c5a2350264e8
[INFO] checking umi8/nand2tetris_vm_translator against try#35b6491ce6d2b388d0a5de1e59e2123604af807f for pr-136539
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumi8%2Fnand2tetris_vm_translator" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/umi8/nand2tetris_vm_translator on toolchain 35b6491ce6d2b388d0a5de1e59e2123604af807f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35b6491ce6d2b388d0a5de1e59e2123604af807f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/umi8/nand2tetris_vm_translator
[INFO] finished tweaking git repo https://github.com/umi8/nand2tetris_vm_translator
[INFO] tweaked toml for git repo https://github.com/umi8/nand2tetris_vm_translator written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/umi8/nand2tetris_vm_translator 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" "+35b6491ce6d2b388d0a5de1e59e2123604af807f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+35b6491ce6d2b388d0a5de1e59e2123604af807f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e34ae765467adc33c4ad9d3ae6d295fc11d95bf128a3336e63b7ef6b5f009f9
[INFO] running `Command { std: "docker" "start" "-a" "1e34ae765467adc33c4ad9d3ae6d295fc11d95bf128a3336e63b7ef6b5f009f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e34ae765467adc33c4ad9d3ae6d295fc11d95bf128a3336e63b7ef6b5f009f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e34ae765467adc33c4ad9d3ae6d295fc11d95bf128a3336e63b7ef6b5f009f9", kill_on_drop: false }`
[INFO] [stdout] 1e34ae765467adc33c4ad9d3ae6d295fc11d95bf128a3336e63b7ef6b5f009f9
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+35b6491ce6d2b388d0a5de1e59e2123604af807f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecdf1096b0c9eacea1bf74a9322c24e33c858262e41d2bb18dfdcf5693e86556
[INFO] running `Command { std: "docker" "start" "-a" "ecdf1096b0c9eacea1bf74a9322c24e33c858262e41d2bb18dfdcf5693e86556", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking os_str_bytes v6.3.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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] [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" "ecdf1096b0c9eacea1bf74a9322c24e33c858262e41d2bb18dfdcf5693e86556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecdf1096b0c9eacea1bf74a9322c24e33c858262e41d2bb18dfdcf5693e86556", kill_on_drop: false }`
[INFO] [stdout] ecdf1096b0c9eacea1bf74a9322c24e33c858262e41d2bb18dfdcf5693e86556