[INFO] fetching crate casperfpga 0.2.2...
[INFO] testing casperfpga-0.2.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate casperfpga 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate casperfpga 0.2.2
[INFO] finished tweaking crates.io crate casperfpga 0.2.2
[INFO] tweaked toml for crates.io crate casperfpga 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate casperfpga 0.2.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate casperfpga 0.2.2 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tapcp v0.2.1
[INFO] [stderr]   Downloaded casperfpga_derive v0.2.0
[INFO] [stderr]   Downloaded tftp_client v0.1.0
[INFO] [stderr]   Downloaded byte-strings-proc_macros v0.3.1
[INFO] [stderr]   Downloaded num-derive v0.4.1
[INFO] [stderr]   Downloaded casper_utils v0.2.1
[INFO] [stderr]   Downloaded byte-strings v0.3.1
[INFO] [stderr]   Downloaded fixed v1.24.0
[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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 211ae7a3e8059be50768aca50fc4474203ac14aa4e6505d37aa2de83d83c0527
[INFO] running `Command { std: "docker" "start" "-a" "211ae7a3e8059be50768aca50fc4474203ac14aa4e6505d37aa2de83d83c0527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "211ae7a3e8059be50768aca50fc4474203ac14aa4e6505d37aa2de83d83c0527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211ae7a3e8059be50768aca50fc4474203ac14aa4e6505d37aa2de83d83c0527", kill_on_drop: false }`
[INFO] [stdout] 211ae7a3e8059be50768aca50fc4474203ac14aa4e6505d37aa2de83d83c0527
[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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f644bb3b4fcf8499f1ee581bd858a262c8e7c06d1af364c3387016b9986bf22
[INFO] running `Command { std: "docker" "start" "-a" "3f644bb3b4fcf8499f1ee581bd858a262c8e7c06d1af364c3387016b9986bf22", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling kstring v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr] error: could not compile `unicode-width` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/bin/rustc --crate-name unicode_width --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/unicode-width-0.1.11/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 -C debuginfo=2 --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bench", "compiler_builtins", "core", "default", "no_std", "rustc-dep-of-std", "std"))' -C metadata=61391266fac7c1ad -C extra-filename=-ff8848b4c91bc42d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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" "3f644bb3b4fcf8499f1ee581bd858a262c8e7c06d1af364c3387016b9986bf22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f644bb3b4fcf8499f1ee581bd858a262c8e7c06d1af364c3387016b9986bf22", kill_on_drop: false }`
[INFO] [stdout] 3f644bb3b4fcf8499f1ee581bd858a262c8e7c06d1af364c3387016b9986bf22