[INFO] fetching crate nons 0.1.0...
[INFO] checking nons-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate nons 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate nons 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nons 0.1.0
[INFO] finished tweaking crates.io crate nons 0.1.0
[INFO] tweaked toml for crates.io crate nons 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 58 packages
[INFO] [stderr]       Adding aho-corasick v0.6.10 (latest: v1.1.3)
[INFO] [stderr]       Adding approx v0.1.1 (latest: v0.5.1)
[INFO] [stderr]       Adding bio v0.14.2 (latest: v1.6.0)
[INFO] [stderr]       Adding bit-set v0.4.0 (latest: v0.5.3)
[INFO] [stderr]       Adding bit-vec v0.4.4 (latest: v0.6.3)
[INFO] [stderr]       Adding bitflags v0.9.1 (latest: v2.5.0)
[INFO] [stderr]       Adding bytecount v0.1.7 (latest: v0.6.7)
[INFO] [stderr]       Adding csv v0.15.0 (latest: v1.3.0)
[INFO] [stderr]       Adding idna v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding itertools v0.6.5 (latest: v0.12.1)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding matrixmultiply v0.1.15 (latest: v0.3.8)
[INFO] [stderr]       Adding memchr v1.0.2 (latest: v2.7.2)
[INFO] [stderr]       Adding multimap v0.4.0 (latest: v0.10.0)
[INFO] [stderr]       Adding ndarray v0.9.1 (latest: v0.15.6)
[INFO] [stderr]       Adding num-complex v0.1.43 (latest: v0.4.5)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding ordered-float v0.5.2 (latest: v4.2.0)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (latest: v2.3.1)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding rawpointer v0.1.0 (latest: v0.2.1)
[INFO] [stderr]       Adding regex v0.2.11 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.5.6 (latest: v0.8.3)
[INFO] [stderr]       Adding rust-htslib v0.12.1 (latest: v0.46.0)
[INFO] [stderr]       Adding rustc_version v0.1.7 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.1.20 (latest: v1.0.22)
[INFO] [stderr]       Adding thread_local v0.3.6 (latest: v1.1.8)
[INFO] [stderr]       Adding ucd-util v0.1.10 (latest: v0.2.1)
[INFO] [stderr]       Adding url v1.7.2 (latest: v2.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multimap v0.4.0
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded ndarray v0.9.1
[INFO] [stderr]   Downloaded itertools-num v0.1.3
[INFO] [stderr]   Downloaded bytecount v0.1.7
[INFO] [stderr]   Downloaded csv v0.15.0
[INFO] [stderr]   Downloaded bio v0.14.2
[INFO] [stderr]   Downloaded rust-htslib v0.12.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1335acc6d100eb0a6f2066765ceb9141f41d8774839394fae0cb107fefee36b5
[INFO] running `Command { std: "docker" "start" "-a" "1335acc6d100eb0a6f2066765ceb9141f41d8774839394fae0cb107fefee36b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1335acc6d100eb0a6f2066765ceb9141f41d8774839394fae0cb107fefee36b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1335acc6d100eb0a6f2066765ceb9141f41d8774839394fae0cb107fefee36b5", kill_on_drop: false }`
[INFO] [stdout] 1335acc6d100eb0a6f2066765ceb9141f41d8774839394fae0cb107fefee36b5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc5bc97d68480d8232a705564957eff09739e79f4523832ce2a4a62158dc860d
[INFO] running `Command { std: "docker" "start" "-a" "bc5bc97d68480d8232a705564957eff09739e79f4523832ce2a4a62158dc860d", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling ndarray v0.9.1
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling rust-htslib v0.12.1
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking bytecount v0.1.7
[INFO] [stderr]     Checking bio v0.14.2
[INFO] [stderr]     Checking nons v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bio v0.14.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "bc5bc97d68480d8232a705564957eff09739e79f4523832ce2a4a62158dc860d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5bc97d68480d8232a705564957eff09739e79f4523832ce2a4a62158dc860d", kill_on_drop: false }`
[INFO] [stdout] bc5bc97d68480d8232a705564957eff09739e79f4523832ce2a4a62158dc860d