[INFO] updating cached repository https://github.com/pretentious7/canvas-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2480411d7760616b20b5ad122facb05e3c555c5
[INFO] checking pretentious7/canvas-example against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpretentious7%2Fcanvas-example" "/workspace/builds/worker-98/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-98/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pretentious7/canvas-example on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pretentious7/canvas-example
[INFO] finished tweaking git repo https://github.com/pretentious7/canvas-example
[INFO] tweaked toml for git repo https://github.com/pretentious7/canvas-example written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate git repo https://github.com/pretentious7/canvas-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] warning: unused manifest key: unstable
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3af78d73c714366cf50044fedde539b094e8c38baf52865655ac3a1befc3f43e
[INFO] running `Command { std: "docker" "start" "-a" "3af78d73c714366cf50044fedde539b094e8c38baf52865655ac3a1befc3f43e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3af78d73c714366cf50044fedde539b094e8c38baf52865655ac3a1befc3f43e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af78d73c714366cf50044fedde539b094e8c38baf52865655ac3a1befc3f43e", kill_on_drop: false }`
[INFO] [stdout] 3af78d73c714366cf50044fedde539b094e8c38baf52865655ac3a1befc3f43e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 120c1389fd9bce468a74a94bc004d2b3ec885eb8f6b0573ef3b4687964b46b22
[INFO] running `Command { std: "docker" "start" "-a" "120c1389fd9bce468a74a94bc004d2b3ec885eb8f6b0573ef3b4687964b46b22", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] warning: unused manifest key: unstable
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]     Checking js-sys v0.3.51
[INFO] [stderr]     Checking web-sys v0.3.51
[INFO] [stderr]     Checking canvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `ITER_CONST`
[INFO] [stdout]   --> src/lib.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     const ITER_CONST: i32 = 100;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ITER_CONST`
[INFO] [stdout]   --> src/lib.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     const ITER_CONST: i32 = 100;
[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 [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "120c1389fd9bce468a74a94bc004d2b3ec885eb8f6b0573ef3b4687964b46b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "120c1389fd9bce468a74a94bc004d2b3ec885eb8f6b0573ef3b4687964b46b22", kill_on_drop: false }`
[INFO] [stdout] 120c1389fd9bce468a74a94bc004d2b3ec885eb8f6b0573ef3b4687964b46b22