[INFO] cloning repository https://github.com/captainbland/exothermic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/captainbland/exothermic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaptainbland%2Fexothermic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaptainbland%2Fexothermic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58bc60c0fc13bc60b365aa521a608511352cd1b2
[INFO] checking captainbland/exothermic against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaptainbland%2Fexothermic" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/captainbland/exothermic 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/captainbland/exothermic
[INFO] finished tweaking git repo https://github.com/captainbland/exothermic
[INFO] tweaked toml for git repo https://github.com/captainbland/exothermic written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/captainbland/exothermic 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 rand v0.3.16
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded magenta-sys v0.1.1
[INFO] [stderr]   Downloaded magenta v0.1.1
[INFO] [stderr]   Downloaded c_vec v1.0.12
[INFO] [stderr]   Downloaded num-traits v0.1.40
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded libc v0.2.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 94cef2330b88deb3f0431b19aaf8f3682bba208e1bd0e96aaed84b433c1595ff
[INFO] running `Command { std: "docker" "start" "-a" "94cef2330b88deb3f0431b19aaf8f3682bba208e1bd0e96aaed84b433c1595ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94cef2330b88deb3f0431b19aaf8f3682bba208e1bd0e96aaed84b433c1595ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94cef2330b88deb3f0431b19aaf8f3682bba208e1bd0e96aaed84b433c1595ff", kill_on_drop: false }`
[INFO] [stdout] 94cef2330b88deb3f0431b19aaf8f3682bba208e1bd0e96aaed84b433c1595ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cc0718bed6b42d0c12953aa001dd9d4abd7f1f5591a4cec6cc32b106faa09a57
[INFO] running `Command { std: "docker" "start" "-a" "cc0718bed6b42d0c12953aa001dd9d4abd7f1f5591a4cec6cc32b106faa09a57", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking c_vec v1.0.12
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking xml-rs v0.6.1
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking exothermic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/exoml.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/exoml.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 2.72s
[INFO] running `Command { std: "docker" "inspect" "cc0718bed6b42d0c12953aa001dd9d4abd7f1f5591a4cec6cc32b106faa09a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc0718bed6b42d0c12953aa001dd9d4abd7f1f5591a4cec6cc32b106faa09a57", kill_on_drop: false }`
[INFO] [stdout] cc0718bed6b42d0c12953aa001dd9d4abd7f1f5591a4cec6cc32b106faa09a57
[INFO] checking captainbland/exothermic against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaptainbland%2Fexothermic" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/captainbland/exothermic on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/captainbland/exothermic
[INFO] finished tweaking git repo https://github.com/captainbland/exothermic
[INFO] tweaked toml for git repo https://github.com/captainbland/exothermic written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/captainbland/exothermic 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71770da3e8d9045bfdce2f117a376697e97ebd04325a485c5801104e5ff41c95
[INFO] running `Command { std: "docker" "start" "-a" "71770da3e8d9045bfdce2f117a376697e97ebd04325a485c5801104e5ff41c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71770da3e8d9045bfdce2f117a376697e97ebd04325a485c5801104e5ff41c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71770da3e8d9045bfdce2f117a376697e97ebd04325a485c5801104e5ff41c95", kill_on_drop: false }`
[INFO] [stdout] 71770da3e8d9045bfdce2f117a376697e97ebd04325a485c5801104e5ff41c95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1235f664588a860c308aa777b6141ca9cce573df245cb684771c708d284516fd
[INFO] running `Command { std: "docker" "start" "-a" "1235f664588a860c308aa777b6141ca9cce573df245cb684771c708d284516fd", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking c_vec v1.0.12
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking xml-rs v0.6.1
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]     Checking exothermic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/exoml.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/exoml.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 2.86s
[INFO] running `Command { std: "docker" "inspect" "1235f664588a860c308aa777b6141ca9cce573df245cb684771c708d284516fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1235f664588a860c308aa777b6141ca9cce573df245cb684771c708d284516fd", kill_on_drop: false }`
[INFO] [stdout] 1235f664588a860c308aa777b6141ca9cce573df245cb684771c708d284516fd