[INFO] cloning repository https://github.com/icewind1991/bobstop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icewind1991/bobstop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Fbobstop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Fbobstop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef7124ceb058609214cb0f183bed13cce1ddb41d
[INFO] checking icewind1991/bobstop against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficewind1991%2Fbobstop" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/icewind1991/bobstop 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] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/icewind1991/bobstop
[INFO] finished tweaking git repo https://github.com/icewind1991/bobstop
[INFO] tweaked toml for git repo https://github.com/icewind1991/bobstop written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/icewind1991/bobstop 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.3
[INFO] [stderr]   Downloaded parse-display-derive v0.5.3
[INFO] [stderr]   Downloaded steamid-ng v1.0.0
[INFO] [stderr]   Downloaded structmeta-derive v0.1.4
[INFO] [stderr]   Downloaded structmeta v0.1.4
[INFO] [stderr]   Downloaded parse-display v0.5.3
[INFO] [stderr]   Downloaded bitbuffer_derive v0.10.0
[INFO] [stderr]   Downloaded enumflags2 v0.7.3
[INFO] [stderr]   Downloaded tf-demo-parser v0.4.0
[INFO] [stderr]   Downloaded syn_util v0.4.2
[INFO] [stderr]   Downloaded bitbuffer v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5bed6aa12ebf87446c431bafef9e34074a27a73b97c800837d4a0e63d4185a33
[INFO] running `Command { std: "docker" "start" "-a" "5bed6aa12ebf87446c431bafef9e34074a27a73b97c800837d4a0e63d4185a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bed6aa12ebf87446c431bafef9e34074a27a73b97c800837d4a0e63d4185a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bed6aa12ebf87446c431bafef9e34074a27a73b97c800837d4a0e63d4185a33", kill_on_drop: false }`
[INFO] [stdout] 5bed6aa12ebf87446c431bafef9e34074a27a73b97c800837d4a0e63d4185a33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e2bbbe303b5bc379282713713a2b68b171feb134fc81a39fec673be108b8aeea
[INFO] running `Command { std: "docker" "start" "-a" "e2bbbe303b5bc379282713713a2b68b171feb134fc81a39fec673be108b8aeea", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]    Compiling err-derive v0.3.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking main_error v0.1.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling syn_util v0.4.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling structmeta-derive v0.1.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.19
[INFO] [stderr]    Compiling enumflags2_derive v0.7.3
[INFO] [stderr]    Compiling bitbuffer_derive v0.10.0
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.6
[INFO] [stderr]    Compiling structmeta v0.1.4
[INFO] [stderr]    Compiling parse-display-derive v0.5.3
[INFO] [stderr]     Checking tracing v0.1.30
[INFO] [stderr]     Checking tracing-subscriber v0.3.8
[INFO] [stderr]     Checking num_enum v0.5.6
[INFO] [stderr]     Checking parse-display v0.5.3
[INFO] [stderr]     Checking steamid-ng v1.0.0
[INFO] [stderr]     Checking bitbuffer v0.10.3
[INFO] [stderr]     Checking enumflags2 v0.7.3
[INFO] [stderr]     Checking tf-demo-parser v0.4.0
[INFO] [stderr]     Checking bobstop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 43.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: parse-display-derive v0.5.3, structmeta-derive v0.1.4
[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" "e2bbbe303b5bc379282713713a2b68b171feb134fc81a39fec673be108b8aeea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2bbbe303b5bc379282713713a2b68b171feb134fc81a39fec673be108b8aeea", kill_on_drop: false }`
[INFO] [stdout] e2bbbe303b5bc379282713713a2b68b171feb134fc81a39fec673be108b8aeea