[INFO] fetching crate exers 0.2.0...
[INFO] testing exers-0.2.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate exers 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate exers 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exers 0.2.0
[INFO] finished tweaking crates.io crate exers 0.2.0
[INFO] tweaked toml for crates.io crate exers 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate exers 0.2.0 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded path-clean v0.1.0
[INFO] [stderr]   Downloaded wai-bindgen-gen-rust v0.2.3
[INFO] [stderr]   Downloaded toml_edit v0.19.10
[INFO] [stderr]   Downloaded rkyv_derive v0.7.42
[INFO] [stderr]   Downloaded target-lexicon v0.12.7
[INFO] [stderr]   Downloaded wai-bindgen-gen-wasmer v0.2.3
[INFO] [stderr]   Downloaded toml_datetime v0.6.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] [stderr]   Downloaded inkwell v0.1.1
[INFO] [stderr]   Downloaded wast v60.0.0
[INFO] [stderr]   Downloaded rkyv v0.7.42
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded cooked-waker v5.0.0
[INFO] [stderr]   Downloaded wai-parser v0.2.3
[INFO] [stderr]   Downloaded wat v1.0.66
[INFO] [stderr]   Downloaded wai-bindgen-gen-core v0.2.3
[INFO] [stderr]   Downloaded inkwell_internals v0.7.0
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded critical-section v1.1.1
[INFO] [stderr]   Downloaded tokio-rustls v0.24.0
[INFO] [stderr]   Downloaded tracing-attributes v0.1.24
[INFO] [stderr]   Downloaded termios v0.3.3
[INFO] [stderr]   Downloaded wai-bindgen-wasmer-impl v0.2.3
[INFO] [stderr]   Downloaded wai-bindgen-gen-rust-wasm v0.2.3
[INFO] [stderr]   Downloaded wai-bindgen-rust-impl v0.2.3
[INFO] [stderr]   Downloaded wai-bindgen-rust v0.2.3
[INFO] [stderr]   Downloaded virtual-net v0.2.0
[INFO] [stderr]   Downloaded wasmer-middlewares v4.0.0-alpha.1
[INFO] [stderr]   Downloaded wai-bindgen-wasmer v0.5.0
[INFO] [stderr]   Downloaded wasmer-derive v4.0.0-alpha.1
[INFO] [stderr]   Downloaded wasmer-types v4.0.0-alpha.1
[INFO] [stderr]   Downloaded wasmer-compiler-cranelift v4.0.0-alpha.1
[INFO] [stderr]   Downloaded wasmer-vm v4.0.0-alpha.1
[INFO] [stderr]   Downloaded llvm-sys v140.1.0
[INFO] [stderr]   Downloaded virtual-fs v0.3.0
[INFO] [stderr]   Downloaded wasmer-wasix-types v0.5.0
[INFO] [stderr]   Downloaded wasmer-compiler v4.0.0-alpha.1
[INFO] [stderr]   Downloaded wasmer-compiler-llvm v4.0.0-alpha.1
[INFO] [stderr]   Downloaded wasmer v4.0.0-alpha.1
[INFO] [stderr]   Downloaded webc v5.0.1
[INFO] [stderr]   Downloaded wasmer-wasix v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c7a0c2f1201e158fe654664289f8d3e0d5da713a46482fa28459bae3f15e1d9
[INFO] running `Command { std: "docker" "start" "-a" "5c7a0c2f1201e158fe654664289f8d3e0d5da713a46482fa28459bae3f15e1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c7a0c2f1201e158fe654664289f8d3e0d5da713a46482fa28459bae3f15e1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7a0c2f1201e158fe654664289f8d3e0d5da713a46482fa28459bae3f15e1d9", kill_on_drop: false }`
[INFO] [stdout] 5c7a0c2f1201e158fe654664289f8d3e0d5da713a46482fa28459bae3f15e1d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aca3bcfef39f6af67ce15ec939daabb04e731062de0b207dba3db6ce0a756b19
[INFO] running `Command { std: "docker" "start" "-a" "aca3bcfef39f6af67ce15ec939daabb04e731062de0b207dba3db6ce0a756b19", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling target-lexicon v0.12.7
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling bytecheck v0.6.11
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling cranelift-isle v0.91.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling rend v0.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
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[INFO] [stderr]    Compiling rkyv v0.7.42
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.91.1
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.91.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling corosensei v0.1.3
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling cranelift-entity v0.91.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling wai-parser v0.2.3
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
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[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling slice-group-by v0.3.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling wai-bindgen-gen-core v0.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling wai-bindgen-gen-rust v0.2.3
[INFO] [stderr]    Compiling regalloc2 v0.5.1
[INFO] [stderr]    Compiling dashmap v5.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling region v3.0.0
[INFO] [stderr]    Compiling cranelift-bforest v0.91.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling wasm-encoder v0.29.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v4.0.0-alpha.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling wast v60.0.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling wai-bindgen-gen-rust-wasm v0.2.3
[INFO] [stderr]    Compiling rustls v0.21.1
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]    Compiling darling_core v0.20.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling wai-bindgen-gen-wasmer v0.2.3
[INFO] [stderr]    Compiling cranelift-codegen v0.91.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling base64 v0.21.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rustls-webpki v0.100.1
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling any_ascii v0.1.7
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling cpufeatures v0.2.7
[INFO] [stderr]    Compiling toml_edit v0.19.10
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling lexical-sort v0.3.1
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling path-clean v0.1.0
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling webpki-roots v0.22.6
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rustls-pemfile v1.0.2
[INFO] [stderr]    Compiling filetime v0.2.21
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling encoding_rs v0.8.32
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling darling_macro v0.20.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling bytecheck_derive v0.6.11
[INFO] [stderr]    Compiling rkyv_derive v0.7.42
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling darling v0.20.1
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]    Compiling ptr_meta v0.1.4
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling wasmer-derive v4.0.0-alpha.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling enum-iterator v0.7.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling wai-bindgen-rust-impl v0.2.3
[INFO] [stderr]    Compiling wai-bindgen-wasmer-impl v0.2.3
[INFO] [stderr]    Compiling wat v1.0.66
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling enumset v1.1.2
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.0
[INFO] [stderr] error: could not compile `wast` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name wast --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/wast-60.0.0/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"' --cfg 'feature="wasm-module"' -C metadata=492205b14b3e0114 -C extra-filename=-492205b14b3e0114 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern leb128=/opt/rustwide/target/debug/deps/libleb128-fa96e8afb3197617.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-4fdcfd9ddfba30cb.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-aeff842d70fe38c8.rmeta --extern wasm_encoder=/opt/rustwide/target/debug/deps/libwasm_encoder-7bb29c798cbea53d.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "aca3bcfef39f6af67ce15ec939daabb04e731062de0b207dba3db6ce0a756b19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca3bcfef39f6af67ce15ec939daabb04e731062de0b207dba3db6ce0a756b19", kill_on_drop: false }`
[INFO] [stdout] aca3bcfef39f6af67ce15ec939daabb04e731062de0b207dba3db6ce0a756b19
