[INFO] fetching crate heatmap_svg 0.1.1...
[INFO] testing heatmap_svg-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate heatmap_svg 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate heatmap_svg 0.1.1
[INFO] finished tweaking crates.io crate heatmap_svg 0.1.1
[INFO] tweaked toml for crates.io crate heatmap_svg 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate heatmap_svg 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6c12efced4460afee989a5469263bf094cc5880e26f21cecba09990f2e81296
[INFO] running `Command { std: "docker" "start" "-a" "a6c12efced4460afee989a5469263bf094cc5880e26f21cecba09990f2e81296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6c12efced4460afee989a5469263bf094cc5880e26f21cecba09990f2e81296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c12efced4460afee989a5469263bf094cc5880e26f21cecba09990f2e81296", kill_on_drop: false }`
[INFO] [stdout] a6c12efced4460afee989a5469263bf094cc5880e26f21cecba09990f2e81296
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 309507e085d206abcc29ea321b6d428cc00addf46ba86553e9d10454ac025db4
[INFO] running `Command { std: "docker" "start" "-a" "309507e085d206abcc29ea321b6d428cc00addf46ba86553e9d10454ac025db4", kill_on_drop: false }`
[INFO] [stderr]    Compiling svg v0.18.0
[INFO] [stderr]    Compiling heatmap_svg v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread::spawn`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::spawn;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         let pos = (i - startdate);
[INFO] [stdout]     |                                   ^             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -                         let pos = (i - startdate);
[INFO] [stdout] 180 +                         let pos = i - startdate ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "309507e085d206abcc29ea321b6d428cc00addf46ba86553e9d10454ac025db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309507e085d206abcc29ea321b6d428cc00addf46ba86553e9d10454ac025db4", kill_on_drop: false }`
[INFO] [stdout] 309507e085d206abcc29ea321b6d428cc00addf46ba86553e9d10454ac025db4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea6f65c3d32846af434e98ef77c2776252f2277efc5fdc38decb408ac1cbf9ba
[INFO] running `Command { std: "docker" "start" "-a" "ea6f65c3d32846af434e98ef77c2776252f2277efc5fdc38decb408ac1cbf9ba", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::thread::spawn`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::spawn;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         let pos = (i - startdate);
[INFO] [stdout]     |                                   ^             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -                         let pos = (i - startdate);
[INFO] [stdout] 180 +                         let pos = i - startdate ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling heatmap_svg v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread::spawn`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::spawn;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         let pos = (i - startdate);
[INFO] [stdout]     |                                   ^             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -                         let pos = (i - startdate);
[INFO] [stdout] 180 +                         let pos = i - startdate ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "ea6f65c3d32846af434e98ef77c2776252f2277efc5fdc38decb408ac1cbf9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6f65c3d32846af434e98ef77c2776252f2277efc5fdc38decb408ac1cbf9ba", kill_on_drop: false }`
[INFO] [stdout] ea6f65c3d32846af434e98ef77c2776252f2277efc5fdc38decb408ac1cbf9ba
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b109929c2f00b4ef26544a20ad80dd7c4ad52a9e00c99ff1ba0228c380ce02bc
[INFO] running `Command { std: "docker" "start" "-a" "b109929c2f00b4ef26544a20ad80dd7c4ad52a9e00c99ff1ba0228c380ce02bc", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::thread::spawn`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::thread::spawn;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:180:17
[INFO] [stderr]     |
[INFO] [stderr] 180 |                         let pos = (i - startdate);
[INFO] [stderr]     |                                   ^             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 180 -                         let pos = (i - startdate);
[INFO] [stderr] 180 +                         let pos = i - startdate ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `heatmap_svg` (lib) generated 2 warnings (run `cargo fix --lib -p heatmap_svg` to apply 2 suggestions)
[INFO] [stderr] warning: `heatmap_svg` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/heatmap_svg-f777fb01567edcdc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests heatmap_svg
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:180:17
[INFO] [stderr]     |
[INFO] [stderr] 180 |                         let pos = (i - startdate);
[INFO] [stderr]     |                                   ^             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 180 -                         let pos = (i - startdate);
[INFO] [stderr] 180 +                         let pos = i - startdate ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b109929c2f00b4ef26544a20ad80dd7c4ad52a9e00c99ff1ba0228c380ce02bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b109929c2f00b4ef26544a20ad80dd7c4ad52a9e00c99ff1ba0228c380ce02bc", kill_on_drop: false }`
[INFO] [stdout] b109929c2f00b4ef26544a20ad80dd7c4ad52a9e00c99ff1ba0228c380ce02bc