[INFO] cloning repository https://github.com/obi1kenobi/crates-rustdoc-gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/obi1kenobi/crates-rustdoc-gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobi1kenobi%2Fcrates-rustdoc-gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobi1kenobi%2Fcrates-rustdoc-gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f56d95303dbdbda4d0e52c0cb897a7af9c3d3c86
[INFO] checking obi1kenobi/crates-rustdoc-gen against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobi1kenobi%2Fcrates-rustdoc-gen" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/obi1kenobi/crates-rustdoc-gen 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/obi1kenobi/crates-rustdoc-gen
[INFO] finished tweaking git repo https://github.com/obi1kenobi/crates-rustdoc-gen
[INFO] tweaked toml for git repo https://github.com/obi1kenobi/crates-rustdoc-gen written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/obi1kenobi/crates-rustdoc-gen 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 shared_child v0.3.5
[INFO] [stderr]   Downloaded duct v0.13.5
[INFO] [stderr]   Downloaded crates_io_api v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] af509ecce2581e92c937ac0b8c9256b5d29ba4ad848a0fd29008b60e9c1a7270
[INFO] running `Command { std: "docker" "start" "-a" "af509ecce2581e92c937ac0b8c9256b5d29ba4ad848a0fd29008b60e9c1a7270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af509ecce2581e92c937ac0b8c9256b5d29ba4ad848a0fd29008b60e9c1a7270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af509ecce2581e92c937ac0b8c9256b5d29ba4ad848a0fd29008b60e9c1a7270", kill_on_drop: false }`
[INFO] [stdout] af509ecce2581e92c937ac0b8c9256b5d29ba4ad848a0fd29008b60e9c1a7270
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1d8c00e3a46f5072ef09c7d206970099213eb85c8920868b19119bb6caebcea9
[INFO] running `Command { std: "docker" "start" "-a" "1d8c00e3a46f5072ef09c7d206970099213eb85c8920868b19119bb6caebcea9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking futures-executor v0.3.23
[INFO] [stderr]     Checking futures v0.3.23
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking crates_io_api v0.8.0
[INFO] [stderr]     Checking crates-rustdoc-gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.31s
[INFO] running `Command { std: "docker" "inspect" "1d8c00e3a46f5072ef09c7d206970099213eb85c8920868b19119bb6caebcea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d8c00e3a46f5072ef09c7d206970099213eb85c8920868b19119bb6caebcea9", kill_on_drop: false }`
[INFO] [stdout] 1d8c00e3a46f5072ef09c7d206970099213eb85c8920868b19119bb6caebcea9
[INFO] checking obi1kenobi/crates-rustdoc-gen against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobi1kenobi%2Fcrates-rustdoc-gen" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/obi1kenobi/crates-rustdoc-gen 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/obi1kenobi/crates-rustdoc-gen
[INFO] finished tweaking git repo https://github.com/obi1kenobi/crates-rustdoc-gen
[INFO] tweaked toml for git repo https://github.com/obi1kenobi/crates-rustdoc-gen written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/obi1kenobi/crates-rustdoc-gen 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f5014c7e6e67455f0d7dd8588c5c2f609a7b40fbecb95156c38b32c8e74ce898
[INFO] running `Command { std: "docker" "start" "-a" "f5014c7e6e67455f0d7dd8588c5c2f609a7b40fbecb95156c38b32c8e74ce898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5014c7e6e67455f0d7dd8588c5c2f609a7b40fbecb95156c38b32c8e74ce898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5014c7e6e67455f0d7dd8588c5c2f609a7b40fbecb95156c38b32c8e74ce898", kill_on_drop: false }`
[INFO] [stdout] f5014c7e6e67455f0d7dd8588c5c2f609a7b40fbecb95156c38b32c8e74ce898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 87de5ae6a51bf46c4f181e0c2a8105d5bec1523d10fec4e264892d9c5989409c
[INFO] running `Command { std: "docker" "start" "-a" "87de5ae6a51bf46c4f181e0c2a8105d5bec1523d10fec4e264892d9c5989409c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking futures-executor v0.3.23
[INFO] [stderr]     Checking futures v0.3.23
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking crates_io_api v0.8.0
[INFO] [stderr]     Checking crates-rustdoc-gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.72s
[INFO] running `Command { std: "docker" "inspect" "87de5ae6a51bf46c4f181e0c2a8105d5bec1523d10fec4e264892d9c5989409c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87de5ae6a51bf46c4f181e0c2a8105d5bec1523d10fec4e264892d9c5989409c", kill_on_drop: false }`
[INFO] [stdout] 87de5ae6a51bf46c4f181e0c2a8105d5bec1523d10fec4e264892d9c5989409c