[INFO] fetching crate mutablex 0.1.1...
[INFO] testing mutablex-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate mutablex 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mutablex 0.1.1
[INFO] finished tweaking crates.io crate mutablex 0.1.1
[INFO] tweaked toml for crates.io crate mutablex 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutablex 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 37 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] [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bf8f4ab73c5b5d84288fa7e5438d241711af9774100009c2d79c5b1b37bb78ab
[INFO] running `Command { std: "docker" "start" "-a" "bf8f4ab73c5b5d84288fa7e5438d241711af9774100009c2d79c5b1b37bb78ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf8f4ab73c5b5d84288fa7e5438d241711af9774100009c2d79c5b1b37bb78ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf8f4ab73c5b5d84288fa7e5438d241711af9774100009c2d79c5b1b37bb78ab", kill_on_drop: false }`
[INFO] [stdout] bf8f4ab73c5b5d84288fa7e5438d241711af9774100009c2d79c5b1b37bb78ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5a1d161dda9e3d6aa9c41e50d866d6c75c6aa0a34b5bfb038110bac3d77f2e77
[INFO] running `Command { std: "docker" "start" "-a" "5a1d161dda9e3d6aa9c41e50d866d6c75c6aa0a34b5bfb038110bac3d77f2e77", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling uuid v1.18.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling gensym v0.1.1
[INFO] [stderr] error: could not compile `pin-project-internal` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/b83b707f97d809763b7861afa7638871f3339a33/bin/rustc --crate-name pin_project_internal --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pin-project-internal-1.1.10/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no '--warn=clippy::unused_trait_names' --warn=unreachable_pub --warn=unnameable_types --warn=unexpected_cfgs '--warn=clippy::undocumented_unsafe_blocks' '--warn=clippy::transmute_undefined_repr' '--warn=clippy::trailing_empty_array' --warn=single_use_lifetimes --warn=rust_2018_idioms '--warn=clippy::pedantic' --warn=non_ascii_idents '--warn=clippy::inline_asm_x86_att_syntax' --warn=improper_ctypes_definitions --warn=improper_ctypes --warn=deprecated_safe '--warn=clippy::default_union_representation' '--warn=clippy::as_underscore' '--warn=clippy::as_ptr_cast_mut' '--warn=clippy::all' '--allow=clippy::unreadable_literal' '--allow=clippy::type_complexity' '--allow=clippy::too_many_lines' '--allow=clippy::too_many_arguments' '--allow=clippy::struct_field_names' '--allow=clippy::struct_excessive_bools' '--allow=clippy::single_match_else' '--allow=clippy::single_match' '--allow=clippy::similar_names' '--allow=clippy::range_plus_one' '--allow=clippy::nonminimal_bool' '--allow=clippy::naive_bytecount' '--allow=clippy::module_name_repetitions' '--allow=clippy::missing_errors_doc' '--allow=clippy::manual_range_contains' '--allow=clippy::manual_assert' '--allow=clippy::lint_groups_priority' '--allow=clippy::incompatible_msrv' '--allow=clippy::float_cmp' '--allow=clippy::doc_markdown' '--allow=clippy::declare_interior_mutable_const' '--allow=clippy::cast_lossless' '--allow=clippy::borrow_as_ptr' '--allow=clippy::bool_assert_comparison' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=b0b279d1a5782625 -C extra-filename=-e5df26664ad10190 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0a3b3fe24b469f09.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-e098ac900c08002b.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-3f551b56d45d33c7.rlib --extern proc_macro --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" "5a1d161dda9e3d6aa9c41e50d866d6c75c6aa0a34b5bfb038110bac3d77f2e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a1d161dda9e3d6aa9c41e50d866d6c75c6aa0a34b5bfb038110bac3d77f2e77", kill_on_drop: false }`
[INFO] [stdout] 5a1d161dda9e3d6aa9c41e50d866d6c75c6aa0a34b5bfb038110bac3d77f2e77