[INFO] fetching crate git_mob 0.4.1...
[INFO] checking git_mob-0.4.1 against try#ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1 for pr-145108
[INFO] extracting crate git_mob 0.4.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate git_mob 0.4.1
[INFO] finished tweaking crates.io crate git_mob 0.4.1
[INFO] tweaked toml for crates.io crate git_mob 0.4.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate git_mob 0.4.1 on toolchain ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate git_mob 0.4.1 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" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c0b4a82b11a625d78b65444f8a08ff7a3dd4786de30e1e37d28601bf331acbd
[INFO] running `Command { std: "docker" "start" "-a" "1c0b4a82b11a625d78b65444f8a08ff7a3dd4786de30e1e37d28601bf331acbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c0b4a82b11a625d78b65444f8a08ff7a3dd4786de30e1e37d28601bf331acbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c0b4a82b11a625d78b65444f8a08ff7a3dd4786de30e1e37d28601bf331acbd", kill_on_drop: false }`
[INFO] [stdout] 1c0b4a82b11a625d78b65444f8a08ff7a3dd4786de30e1e37d28601bf331acbd
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdcc4a903cf486cd2228949eb08c3d97150158bd2126d37b739aa42bcd314726
[INFO] running `Command { std: "docker" "start" "-a" "fdcc4a903cf486cd2228949eb08c3d97150158bd2126d37b739aa42bcd314726", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.35
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-rc.8
[INFO] [stderr]     Checking git2 v0.13.25
[INFO] [stderr]     Checking clap v3.0.0-rc.8
[INFO] [stderr] error: could not compile `serde` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1/bin/rustc --crate-name serde --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-1.0.132/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "derive", "rc", "serde_derive", "std", "unstable"))' -C metadata=4195389a5e827de4 -C extra-filename=-910a6223e7a08a18 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-3744f9483df9d5d8.so --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg iterator_try_fold --cfg num_nonzero --cfg serde_derive --cfg core_try_from --cfg num_nonzero_signed --cfg systemtime_checked_add --cfg std_atomic64 --cfg std_atomic` (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" "fdcc4a903cf486cd2228949eb08c3d97150158bd2126d37b739aa42bcd314726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdcc4a903cf486cd2228949eb08c3d97150158bd2126d37b739aa42bcd314726", kill_on_drop: false }`
[INFO] [stdout] fdcc4a903cf486cd2228949eb08c3d97150158bd2126d37b739aa42bcd314726