[INFO] cloning repository https://github.com/Dwin357/fairy-day
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dwin357/fairy-day" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDwin357%2Ffairy-day", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDwin357%2Ffairy-day'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5935422876290422114ed3b7a0da8b1de74399b4
[INFO] checking Dwin357/fairy-day against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDwin357%2Ffairy-day" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dwin357/fairy-day 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/Dwin357/fairy-day
[INFO] finished tweaking git repo https://github.com/Dwin357/fairy-day
[INFO] tweaked toml for git repo https://github.com/Dwin357/fairy-day written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Dwin357/fairy-day 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sc2-proc-macro v1.0.0
[INFO] [stderr]   Downloaded sc2-macro v1.0.0
[INFO] [stderr]   Downloaded rust-sc2 v1.1.2
[INFO] [stderr]   Downloaded sc2-proto v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 88a69a676981b8e05b3cb0d9212bb390d70acc46d60a12b2fe1d1560bd1ffb9a
[INFO] running `Command { std: "docker" "start" "-a" "88a69a676981b8e05b3cb0d9212bb390d70acc46d60a12b2fe1d1560bd1ffb9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88a69a676981b8e05b3cb0d9212bb390d70acc46d60a12b2fe1d1560bd1ffb9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88a69a676981b8e05b3cb0d9212bb390d70acc46d60a12b2fe1d1560bd1ffb9a", kill_on_drop: false }`
[INFO] [stdout] 88a69a676981b8e05b3cb0d9212bb390d70acc46d60a12b2fe1d1560bd1ffb9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b367802a83791665b840cf7d23186cd2ba3399887fd0e96840623fd089a4a36a
[INFO] running `Command { std: "docker" "start" "-a" "b367802a83791665b840cf7d23186cd2ba3399887fd0e96840623fd089a4a36a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling sc2-proto v0.2.3
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking regex-automata v0.4.1
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking regex v1.10.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling sc2-proc-macro v1.0.0
[INFO] [stderr]     Checking sc2-macro v1.0.0
[INFO] [stderr]     Checking rust-sc2 v1.1.2
[INFO] [stderr]     Checking fairy-day v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `build_overlord` is never used
[INFO] [stdout]   --> src/early_experiments/feedback_loop.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | impl FeedbackLoop {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] 94 |     fn build_overlord(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build_overlord` is never used
[INFO] [stdout]   --> src/early_experiments/feedback_loop.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | impl FeedbackLoop {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] 94 |     fn build_overlord(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: sc2-proto v0.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "b367802a83791665b840cf7d23186cd2ba3399887fd0e96840623fd089a4a36a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b367802a83791665b840cf7d23186cd2ba3399887fd0e96840623fd089a4a36a", kill_on_drop: false }`
[INFO] [stdout] b367802a83791665b840cf7d23186cd2ba3399887fd0e96840623fd089a4a36a
[INFO] checking Dwin357/fairy-day against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDwin357%2Ffairy-day" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dwin357/fairy-day 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/Dwin357/fairy-day
[INFO] finished tweaking git repo https://github.com/Dwin357/fairy-day
[INFO] tweaked toml for git repo https://github.com/Dwin357/fairy-day written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Dwin357/fairy-day 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1e34b224ec50c845d26f52257cb1ee8a72d87ccec878e7d5202f52c24bf219a7
[INFO] running `Command { std: "docker" "start" "-a" "1e34b224ec50c845d26f52257cb1ee8a72d87ccec878e7d5202f52c24bf219a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e34b224ec50c845d26f52257cb1ee8a72d87ccec878e7d5202f52c24bf219a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e34b224ec50c845d26f52257cb1ee8a72d87ccec878e7d5202f52c24bf219a7", kill_on_drop: false }`
[INFO] [stdout] 1e34b224ec50c845d26f52257cb1ee8a72d87ccec878e7d5202f52c24bf219a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 559401123a7f089db9d06cacfc28a6ccd139f056baf4744d8a04dae052476356
[INFO] running `Command { std: "docker" "start" "-a" "559401123a7f089db9d06cacfc28a6ccd139f056baf4744d8a04dae052476356", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling sc2-proto v0.2.3
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking regex-automata v0.4.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking regex v1.10.0
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling sc2-proc-macro v1.0.0
[INFO] [stderr]     Checking sc2-macro v1.0.0
[INFO] [stderr]     Checking rust-sc2 v1.1.2
[INFO] [stderr]     Checking fairy-day v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `build_overlord` is never used
[INFO] [stdout]   --> src/early_experiments/feedback_loop.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | impl FeedbackLoop {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] 94 |     fn build_overlord(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build_overlord` is never used
[INFO] [stdout]   --> src/early_experiments/feedback_loop.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | impl FeedbackLoop {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] 94 |     fn build_overlord(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: sc2-proto v0.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "559401123a7f089db9d06cacfc28a6ccd139f056baf4744d8a04dae052476356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "559401123a7f089db9d06cacfc28a6ccd139f056baf4744d8a04dae052476356", kill_on_drop: false }`
[INFO] [stdout] 559401123a7f089db9d06cacfc28a6ccd139f056baf4744d8a04dae052476356