[INFO] fetching crate grambulate 0.1.1...
[INFO] testing grambulate-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate grambulate 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate grambulate 0.1.1
[INFO] finished tweaking crates.io crate grambulate 0.1.1
[INFO] tweaked toml for crates.io crate grambulate 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grambulate 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[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] d0193bb0be65388a48e9f32f2e9b11c7b269ca21e7f6d4fd6c02b4379ab8bbc3
[INFO] running `Command { std: "docker" "start" "-a" "d0193bb0be65388a48e9f32f2e9b11c7b269ca21e7f6d4fd6c02b4379ab8bbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0193bb0be65388a48e9f32f2e9b11c7b269ca21e7f6d4fd6c02b4379ab8bbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0193bb0be65388a48e9f32f2e9b11c7b269ca21e7f6d4fd6c02b4379ab8bbc3", kill_on_drop: false }`
[INFO] [stdout] d0193bb0be65388a48e9f32f2e9b11c7b269ca21e7f6d4fd6c02b4379ab8bbc3
[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] 470ef74dddfe4dc162768532c62db83fed49eba3e5aff151817df51eca43d533
[INFO] running `Command { std: "docker" "start" "-a" "470ef74dddfe4dc162768532c62db83fed49eba3e5aff151817df51eca43d533", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr] error: could not compile `num-traits` (build script)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/b83b707f97d809763b7861afa7638871f3339a33/bin/rustc --crate-name build_script_build --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-traits-0.2.19/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "i128", "libm", "std"))' -C metadata=2619486dcff53da0 -C extra-filename=-335e484bc570da5e --out-dir /opt/rustwide/target/debug/build/num-traits-335e484bc570da5e -L dependency=/opt/rustwide/target/debug/deps --extern autocfg=/opt/rustwide/target/debug/deps/libautocfg-22756a69648bb107.rlib --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] running `Command { std: "docker" "inspect" "470ef74dddfe4dc162768532c62db83fed49eba3e5aff151817df51eca43d533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "470ef74dddfe4dc162768532c62db83fed49eba3e5aff151817df51eca43d533", kill_on_drop: false }`
[INFO] [stdout] 470ef74dddfe4dc162768532c62db83fed49eba3e5aff151817df51eca43d533