[INFO] cloning repository https://github.com/boustrophedon/taskerizer-prototype
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boustrophedon/taskerizer-prototype" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboustrophedon%2Ftaskerizer-prototype", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboustrophedon%2Ftaskerizer-prototype'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96a863769d7891abae999e5b8a0d014b01274b7f
[INFO] checking boustrophedon/taskerizer-prototype against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboustrophedon%2Ftaskerizer-prototype" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/boustrophedon/taskerizer-prototype on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/boustrophedon/taskerizer-prototype
[INFO] finished tweaking git repo https://github.com/boustrophedon/taskerizer-prototype
[INFO] tweaked toml for git repo https://github.com/boustrophedon/taskerizer-prototype written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/boustrophedon/taskerizer-prototype already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a94a554629e527c427f7549dd01c2eef566ca90d0f7ed27e131b5112169b1064
[INFO] running `Command { std: "docker" "start" "-a" "a94a554629e527c427f7549dd01c2eef566ca90d0f7ed27e131b5112169b1064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a94a554629e527c427f7549dd01c2eef566ca90d0f7ed27e131b5112169b1064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a94a554629e527c427f7549dd01c2eef566ca90d0f7ed27e131b5112169b1064", kill_on_drop: false }`
[INFO] [stdout] a94a554629e527c427f7549dd01c2eef566ca90d0f7ed27e131b5112169b1064
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 185b6690355596ceb286d9f5fa12031d3fc80f74558fcc3ce251836551515945
[INFO] running `Command { std: "docker" "start" "-a" "185b6690355596ceb286d9f5fa12031d3fc80f74558fcc3ce251836551515945", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking cfg-if v0.1.9
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[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]    Compiling synstructure v0.10.2
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[INFO] [stderr]    Compiling serde_derive v1.0.91
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[INFO] [stderr]     Checking taskerizer-prototype v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/config/tests/util.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |         while ENV_VAR_LOCK.compare_and_swap(false, true, Ordering::SeqCst) {}
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/config/tests/util.rs:29:30
[INFO] [stdout]    |
[INFO] [stdout] 29 |         assert!(ENV_VAR_LOCK.compare_and_swap(true, false, Ordering::SeqCst), "drop unlocked mutex");
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]   --> src/sync/tests/apply_all.rs:99:89
[INFO] [stdout]    |
[INFO] [stdout] 99 |     assert!(res.is_ok(), "Unexpected error when removing non-existant task via uset op: {}");
[INFO] [stdout]    |                                                                                         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]    |
[INFO] [stdout] 99 |     assert!(res.is_ok(), "Unexpected error when removing non-existant task via uset op: {}", ...);
[INFO] [stdout]    |                                                                                            ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 99 |     assert!(res.is_ok(), "{}", "Unexpected error when removing non-existant task via uset op: {}");
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/sync/tests/apply_all.rs:125:89
[INFO] [stdout]     |
[INFO] [stdout] 125 |     assert!(res.is_ok(), "Unexpected error when removing non-existant task via uset op: {}");
[INFO] [stdout]     |                                                                                         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 125 |     assert!(res.is_ok(), "Unexpected error when removing non-existant task via uset op: {}", ...);
[INFO] [stdout]     |                                                                                            ^^^^^
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 125 |     assert!(res.is_ok(), "{}", "Unexpected error when removing non-existant task via uset op: {}");
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.30s
[INFO] running `Command { std: "docker" "inspect" "185b6690355596ceb286d9f5fa12031d3fc80f74558fcc3ce251836551515945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "185b6690355596ceb286d9f5fa12031d3fc80f74558fcc3ce251836551515945", kill_on_drop: false }`
[INFO] [stdout] 185b6690355596ceb286d9f5fa12031d3fc80f74558fcc3ce251836551515945