[INFO] fetching crate fmlrc 0.1.8...
[INFO] checking fmlrc-0.1.8 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate fmlrc 0.1.8 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fmlrc 0.1.8 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fmlrc 0.1.8
[INFO] finished tweaking crates.io crate fmlrc 0.1.8
[INFO] tweaked toml for crates.io crate fmlrc 0.1.8 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate fmlrc 0.1.8 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded subprocess v0.2.8
[INFO] [stderr]   Downloaded xz2 v0.1.6
[INFO] [stderr]   Downloaded cc v1.0.72
[INFO] [stderr]   Downloaded getset v0.0.9
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded libmath v0.1.4
[INFO] [stderr]   Downloaded multimap v0.6.0
[INFO] [stderr]   Downloaded strum_macros v0.23.1
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.6
[INFO] [stderr]   Downloaded semver v1.0.4
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.6
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.2
[INFO] [stderr]   Downloaded bzip2 v0.4.3
[INFO] [stderr]   Downloaded statrs v0.12.0
[INFO] [stderr]   Downloaded criterion v0.3.5
[INFO] [stderr]   Downloaded serde_json v1.0.78
[INFO] [stderr]   Downloaded bio v0.31.0
[INFO] [stderr]   Downloaded matrixmultiply v0.2.4
[INFO] [stderr]   Downloaded ndarray v0.13.1
[INFO] [stderr]   Downloaded buf_redux v0.8.4
[INFO] [stderr]   Downloaded bytecount v0.6.2
[INFO] [stderr]   Downloaded crc32fast v1.3.1
[INFO] [stderr]   Downloaded bstr v0.2.17
[INFO] [stderr]   Downloaded needletail v0.4.1
[INFO] [stderr]   Downloaded bio-types v0.12.1
[INFO] [stderr]   Downloaded bit-set v0.5.2
[INFO] [stderr]   Downloaded itertools-num v0.1.3
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded criterion-plot v0.4.4
[INFO] [stderr]   Downloaded plotters-backend v0.3.2
[INFO] [stderr]   Downloaded plotters-svg v0.3.1
[INFO] [stderr]   Downloaded libc v0.2.117
[INFO] [stderr]   Downloaded lzma-sys v0.1.17
[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3df1103cce97afe6b3362a61dbceb7a828bab8c0a382326bf454547d76162493
[INFO] running `Command { std: "docker" "start" "-a" "3df1103cce97afe6b3362a61dbceb7a828bab8c0a382326bf454547d76162493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3df1103cce97afe6b3362a61dbceb7a828bab8c0a382326bf454547d76162493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3df1103cce97afe6b3362a61dbceb7a828bab8c0a382326bf454547d76162493", kill_on_drop: false }`
[INFO] [stdout] 3df1103cce97afe6b3362a61dbceb7a828bab8c0a382326bf454547d76162493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83834ba4bebfcba4e6baac4ffaaeedbe4d26b3084bf885daafb931b7a77751bb
[INFO] running `Command { std: "docker" "start" "-a" "83834ba4bebfcba4e6baac4ffaaeedbe4d26b3084bf885daafb931b7a77751bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bio v0.31.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking subprocess v0.2.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking libmath v0.1.4
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking needletail v0.4.1
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking bio-types v0.12.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking multimap v0.6.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking fmlrc v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.62s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "83834ba4bebfcba4e6baac4ffaaeedbe4d26b3084bf885daafb931b7a77751bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83834ba4bebfcba4e6baac4ffaaeedbe4d26b3084bf885daafb931b7a77751bb", kill_on_drop: false }`
[INFO] [stdout] 83834ba4bebfcba4e6baac4ffaaeedbe4d26b3084bf885daafb931b7a77751bb