[INFO] fetching crate scim_v2 0.2.5...
[INFO] checking scim_v2-0.2.5 against try#ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1 for pr-145108
[INFO] extracting crate scim_v2 0.2.5 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate scim_v2 0.2.5
[INFO] finished tweaking crates.io crate scim_v2 0.2.5
[INFO] tweaked toml for crates.io crate scim_v2 0.2.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scim_v2 0.2.5 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 scim_v2 0.2.5 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] [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 38b25a2627e3224b9d0f2b4f1481fb7b3a16ce095bed55bc365485bd903e939e
[INFO] running `Command { std: "docker" "start" "-a" "38b25a2627e3224b9d0f2b4f1481fb7b3a16ce095bed55bc365485bd903e939e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38b25a2627e3224b9d0f2b4f1481fb7b3a16ce095bed55bc365485bd903e939e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b25a2627e3224b9d0f2b4f1481fb7b3a16ce095bed55bc365485bd903e939e", kill_on_drop: false }`
[INFO] [stdout] 38b25a2627e3224b9d0f2b4f1481fb7b3a16ce095bed55bc365485bd903e939e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 06ffa0195a6b19ecfa701f0859a57c80cab6dc7f239e31489aa044917201117f
[INFO] running `Command { std: "docker" "start" "-a" "06ffa0195a6b19ecfa701f0859a57c80cab6dc7f239e31489aa044917201117f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling automod v1.0.15
[INFO] [stderr] error: could not compile `serde_json` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1/bin/rustc --crate-name serde_json --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.140/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="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "arbitrary_precision", "default", "float_roundtrip", "indexmap", "preserve_order", "raw_value", "std", "unbounded_depth"))' -C metadata=f14d171cb1b16f1e -C extra-filename=-a894019c418df578 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern itoa=/opt/rustwide/target/debug/deps/libitoa-aa1c64fbdc4f12a7.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-9f73745a15d38e2b.rmeta --extern ryu=/opt/rustwide/target/debug/deps/libryu-e5cf39b0424d7e5c.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-22d38d97cca6f23e.rmeta --cap-lints allow --cap-lints=forbid --cfg 'fast_arithmetic="64"' --check-cfg 'cfg(fast_arithmetic, values("32", "64"))'` (never executed)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] running `Command { std: "docker" "inspect" "06ffa0195a6b19ecfa701f0859a57c80cab6dc7f239e31489aa044917201117f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ffa0195a6b19ecfa701f0859a57c80cab6dc7f239e31489aa044917201117f", kill_on_drop: false }`
[INFO] [stdout] 06ffa0195a6b19ecfa701f0859a57c80cab6dc7f239e31489aa044917201117f