[INFO] cloning repository https://github.com/Skadic/lzss-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Skadic/lzss-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkadic%2Flzss-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkadic%2Flzss-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8ebbdc5750991768812aa90cbab805a502da29e
[INFO] checking Skadic/lzss-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkadic%2Flzss-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skadic/lzss-rust 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 git repo https://github.com/Skadic/lzss-rust
[INFO] finished tweaking git repo https://github.com/Skadic/lzss-rust
[INFO] tweaked toml for git repo https://github.com/Skadic/lzss-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Skadic/lzss-rust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-new v0.5.8
[INFO] [stderr]   Downloaded statrs v0.12.0
[INFO] [stderr]   Downloaded bio-types v0.7.0
[INFO] [stderr]   Downloaded multimap v0.8.2
[INFO] [stderr]   Downloaded bio v0.32.0
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b3f06a94202fa1c65c589ab18826e0cbf8ad86b55cacb73ba92956b8508102c
[INFO] running `Command { std: "docker" "start" "-a" "6b3f06a94202fa1c65c589ab18826e0cbf8ad86b55cacb73ba92956b8508102c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b3f06a94202fa1c65c589ab18826e0cbf8ad86b55cacb73ba92956b8508102c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b3f06a94202fa1c65c589ab18826e0cbf8ad86b55cacb73ba92956b8508102c", kill_on_drop: false }`
[INFO] [stdout] 6b3f06a94202fa1c65c589ab18826e0cbf8ad86b55cacb73ba92956b8508102c
[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=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] 71a4d1afe4d1b7b523fac7c3a48d5ffe7e39f3528d3e8e6caaad38aa07902a79
[INFO] running `Command { std: "docker" "start" "-a" "71a4d1afe4d1b7b523fac7c3a48d5ffe7e39f3528d3e8e6caaad38aa07902a79", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling bio v0.32.0
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking triple_accel v0.3.4
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking bio-types v0.7.0
[INFO] [stderr]     Checking multimap v0.8.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking lzss-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.69s
[INFO] running `Command { std: "docker" "inspect" "71a4d1afe4d1b7b523fac7c3a48d5ffe7e39f3528d3e8e6caaad38aa07902a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a4d1afe4d1b7b523fac7c3a48d5ffe7e39f3528d3e8e6caaad38aa07902a79", kill_on_drop: false }`
[INFO] [stdout] 71a4d1afe4d1b7b523fac7c3a48d5ffe7e39f3528d3e8e6caaad38aa07902a79
[INFO] checking Skadic/lzss-rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkadic%2Flzss-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skadic/lzss-rust on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Skadic/lzss-rust
[INFO] finished tweaking git repo https://github.com/Skadic/lzss-rust
[INFO] tweaked toml for git repo https://github.com/Skadic/lzss-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Skadic/lzss-rust 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73e28930e6496afc2a8044019f8627d5db7c5b5a2b745a4190f6ddb4660c2669
[INFO] running `Command { std: "docker" "start" "-a" "73e28930e6496afc2a8044019f8627d5db7c5b5a2b745a4190f6ddb4660c2669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73e28930e6496afc2a8044019f8627d5db7c5b5a2b745a4190f6ddb4660c2669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e28930e6496afc2a8044019f8627d5db7c5b5a2b745a4190f6ddb4660c2669", kill_on_drop: false }`
[INFO] [stdout] 73e28930e6496afc2a8044019f8627d5db7c5b5a2b745a4190f6ddb4660c2669
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c5b5a493296c6b0e805df58a58444d216b30640a908bff8b3478aaeb8e45531
[INFO] running `Command { std: "docker" "start" "-a" "9c5b5a493296c6b0e805df58a58444d216b30640a908bff8b3478aaeb8e45531", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling bio v0.32.0
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking triple_accel v0.3.4
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bio-types v0.7.0
[INFO] [stderr]     Checking multimap v0.8.2
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking lzss-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.42s
[INFO] running `Command { std: "docker" "inspect" "9c5b5a493296c6b0e805df58a58444d216b30640a908bff8b3478aaeb8e45531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5b5a493296c6b0e805df58a58444d216b30640a908bff8b3478aaeb8e45531", kill_on_drop: false }`
[INFO] [stdout] 9c5b5a493296c6b0e805df58a58444d216b30640a908bff8b3478aaeb8e45531