[INFO] fetching crate class_group 0.6.0...
[INFO] checking class_group-0.6.0 against master#8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9 for pr-106073
[INFO] extracting crate class_group 0.6.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate class_group 0.6.0 on toolchain 8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate class_group 0.6.0
[INFO] finished tweaking crates.io crate class_group 0.6.0
[INFO] tweaked toml for crates.io crate class_group 0.6.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded p256 v0.9.0
[INFO] [stderr]   Downloaded elliptic-curve v0.10.6
[INFO] [stderr]   Downloaded crypto-bigint v0.2.11
[INFO] [stderr]   Downloaded rand_xorshift v0.2.0
[INFO] [stderr]   Downloaded ff v0.10.1
[INFO] [stderr]   Downloaded der v0.4.5
[INFO] [stderr]   Downloaded ecdsa v0.12.4
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded rug v1.18.0
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded proptest v0.10.1
[INFO] [stderr]   Downloaded ff_derive-zeroize v0.6.2
[INFO] [stderr]   Downloaded merkle-cbt v0.3.2
[INFO] [stderr]   Downloaded signature v1.3.2
[INFO] [stderr]   Downloaded hmac v0.11.0
[INFO] [stderr]   Downloaded secp256k1 v0.20.3
[INFO] [stderr]   Downloaded crypto-mac v0.11.1
[INFO] [stderr]   Downloaded pkcs8 v0.7.6
[INFO] [stderr]   Downloaded group v0.10.0
[INFO] [stderr]   Downloaded const-oid v0.6.2
[INFO] [stderr]   Downloaded cexpr v0.3.6
[INFO] [stderr]   Downloaded bindgen v0.50.1
[INFO] [stderr]   Downloaded cryptoxide v0.1.3
[INFO] [stderr]   Downloaded spki v0.4.1
[INFO] [stderr]   Downloaded curve25519-dalek v3.2.0
[INFO] [stderr]   Downloaded which v2.0.1
[INFO] [stderr]   Downloaded zeroize v1.4.3
[INFO] [stderr]   Downloaded pairing-plus v0.19.0
[INFO] [stderr]   Downloaded curv-kzen v0.9.0
[INFO] [stderr]   Downloaded ff-zeroize v0.6.3
[INFO] [stderr]   Downloaded rust-gmp-kzen v0.5.1
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4de44674ea138e899d63fba554d7abaa6019cec2b13cf81211bc4a22346a8170
[INFO] running `Command { std: "docker" "start" "-a" "4de44674ea138e899d63fba554d7abaa6019cec2b13cf81211bc4a22346a8170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4de44674ea138e899d63fba554d7abaa6019cec2b13cf81211bc4a22346a8170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de44674ea138e899d63fba554d7abaa6019cec2b13cf81211bc4a22346a8170", kill_on_drop: false }`
[INFO] [stdout] 4de44674ea138e899d63fba554d7abaa6019cec2b13cf81211bc4a22346a8170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:9db6adea6fe108e8475f2314ed6ea91319efc655499b550640da2809d69ffe6a" "/opt/rustwide/cargo-home/bin/cargo" "+8a97b4812a7a46bb5206487c2455b9c5bfcbd1b9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09121301019a2fb2db90f0ab9fda13acd40a003fb8b51a43acde7ffba59cb91c
[INFO] running `Command { std: "docker" "start" "-a" "09121301019a2fb2db90f0ab9fda13acd40a003fb8b51a43acde7ffba59cb91c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling gimli v0.27.0
[INFO] [stderr]     Checking const-oid v0.6.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking der v0.4.5
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling nom v4.2.3
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[INFO] [stderr]    Compiling object v0.30.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]     Checking spki v0.4.1
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]     Checking ff v0.10.1
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking pkcs8 v0.7.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]     Checking byte-tools v0.3.1
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[INFO] [stderr]    Compiling termcolor v1.1.3
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[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking signature v1.3.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.12
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking ciborium-io v0.2.0
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[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking keccak v0.1.3
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[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking fake-simd v0.1.2
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[INFO] [stderr]     Checking sha2 v0.8.2
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[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking ciborium-ll v0.2.0
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[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking itertools v0.10.5
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[INFO] [stderr]     Checking merkle-cbt v0.3.2
[INFO] [stderr]     Checking cryptoxide v0.1.3
[INFO] [stderr]    Compiling rug v1.18.0
[INFO] [stderr]     Checking fnv v1.0.7
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[INFO] [stderr]     Checking bit-vec v0.6.3
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[INFO] [stderr]     Checking bit-set v0.5.3
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[INFO] [stderr]     Checking rayon v1.6.1
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]    Compiling zeroize_derive v1.3.3
[INFO] [stderr]    Compiling ff_derive-zeroize v0.6.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking zeroize v1.4.3
[INFO] [stderr]     Checking crypto-bigint v0.2.11
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking ff-zeroize v0.6.3
[INFO] [stderr]    Compiling class_group v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pairing-plus v0.19.0
[INFO] [stderr]     Checking elliptic-curve v0.10.6
[INFO] [stderr]     Checking ecdsa v0.12.4
[INFO] [stderr]     Checking p256 v0.9.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking secp256k1 v0.20.3
[INFO] [stderr]     Checking serde_bytes v0.11.8
[INFO] [stderr]     Checking rust-gmp-kzen v0.5.1
[INFO] [stderr]     Checking ciborium v0.2.0
[INFO] [stderr]     Checking curv-kzen v0.9.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 32s
[INFO] running `Command { std: "docker" "inspect" "09121301019a2fb2db90f0ab9fda13acd40a003fb8b51a43acde7ffba59cb91c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09121301019a2fb2db90f0ab9fda13acd40a003fb8b51a43acde7ffba59cb91c", kill_on_drop: false }`
[INFO] [stdout] 09121301019a2fb2db90f0ab9fda13acd40a003fb8b51a43acde7ffba59cb91c