[INFO] cloning repository https://github.com/anirudhb/polar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anirudhb/polar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanirudhb%2Fpolar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanirudhb%2Fpolar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae9fc87744204a46631f9de8bfed4097b476bb96
[INFO] testing anirudhb/polar against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanirudhb%2Fpolar" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anirudhb/polar on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anirudhb/polar
[INFO] finished tweaking git repo https://github.com/anirudhb/polar
[INFO] tweaked toml for git repo https://github.com/anirudhb/polar written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/anirudhb/polar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unic-ucd-version v0.9.0
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded unic-segment v0.9.0
[INFO] [stderr]   Downloaded humansize v1.1.1
[INFO] [stderr]   Downloaded globset v0.4.8
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded terminal_size v0.1.17
[INFO] [stderr]   Downloaded console v0.14.1
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded parse-zoneinfo v0.3.0
[INFO] [stderr]   Downloaded chrono-tz v0.5.3
[INFO] [stderr]   Downloaded tera v1.11.0
[INFO] [stderr]   Downloaded unic-char-range v0.9.0
[INFO] [stderr]   Downloaded unic-common v0.9.0
[INFO] [stderr]   Downloaded ignore v0.4.18
[INFO] [stderr]   Downloaded unic-char-property v0.9.0
[INFO] [stderr]   Downloaded unic-ucd-segment v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db39e7cd080d8b310a5967a9d79eb75f6a24820cf69712a034f538c27ad2ca02
[INFO] running `Command { std: "docker" "start" "-a" "db39e7cd080d8b310a5967a9d79eb75f6a24820cf69712a034f538c27ad2ca02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db39e7cd080d8b310a5967a9d79eb75f6a24820cf69712a034f538c27ad2ca02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db39e7cd080d8b310a5967a9d79eb75f6a24820cf69712a034f538c27ad2ca02", kill_on_drop: false }`
[INFO] [stdout] db39e7cd080d8b310a5967a9d79eb75f6a24820cf69712a034f538c27ad2ca02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 509284d21cce66c678c805e2836231a865e62bc6cf24ca905bace68e8c25213c
[INFO] running `Command { std: "docker" "start" "-a" "509284d21cce66c678c805e2836231a865e62bc6cf24ca905bace68e8c25213c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling globwalk v0.8.1
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling tera v1.11.0
[INFO] [stderr]    Compiling polar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `alignments`
[INFO] [stdout]    --> src/html.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Table(alignments) => todo!(),
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_alignments`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/html.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |             FootnoteDefinition(name) => todo!(),
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Head`
[INFO] [stdout]  --> src/html.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Head,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Body`
[INFO] [stdout]   --> src/html.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Body,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `table_state`
[INFO] [stdout]   --> src/html.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     table_state: Option<TableState>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `outdir`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     outdir: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "509284d21cce66c678c805e2836231a865e62bc6cf24ca905bace68e8c25213c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "509284d21cce66c678c805e2836231a865e62bc6cf24ca905bace68e8c25213c", kill_on_drop: false }`
[INFO] [stdout] 509284d21cce66c678c805e2836231a865e62bc6cf24ca905bace68e8c25213c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17f9a609d5d6da7ecf26dff79b65a6289a656cc8d6299c81df85f202eb065a26
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17f9a609d5d6da7ecf26dff79b65a6289a656cc8d6299c81df85f202eb065a26", kill_on_drop: false }`
[INFO] [stderr]    Compiling polar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `alignments`
[INFO] [stdout]    --> src/html.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |             Table(alignments) => todo!(),
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_alignments`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/html.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |             FootnoteDefinition(name) => todo!(),
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Head`
[INFO] [stdout]  --> src/html.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Head,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Body`
[INFO] [stdout]   --> src/html.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Body,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `table_state`
[INFO] [stdout]   --> src/html.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     table_state: Option<TableState>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `outdir`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     outdir: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "17f9a609d5d6da7ecf26dff79b65a6289a656cc8d6299c81df85f202eb065a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f9a609d5d6da7ecf26dff79b65a6289a656cc8d6299c81df85f202eb065a26", kill_on_drop: false }`
[INFO] [stdout] 17f9a609d5d6da7ecf26dff79b65a6289a656cc8d6299c81df85f202eb065a26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f22161287a2a908a1c88f9869ddbae349fef4520fc5e76bee394e029cde7cc3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f22161287a2a908a1c88f9869ddbae349fef4520fc5e76bee394e029cde7cc3", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `alignments`
[INFO] [stderr]    --> src/html.rs:125:19
[INFO] [stderr]     |
[INFO] [stderr] 125 |             Table(alignments) => todo!(),
[INFO] [stderr]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_alignments`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/html.rs:148:32
[INFO] [stderr]     |
[INFO] [stderr] 148 |             FootnoteDefinition(name) => todo!(),
[INFO] [stderr]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Head`
[INFO] [stderr]  --> src/html.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Head,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Body`
[INFO] [stderr]   --> src/html.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Body,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `table_state`
[INFO] [stderr]   --> src/html.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     table_state: Option<TableState>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `outdir`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     outdir: PathBuf,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `polar` (bin "polar" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polar-1b4bd02c7fb0e7cc)
[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" "1f22161287a2a908a1c88f9869ddbae349fef4520fc5e76bee394e029cde7cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f22161287a2a908a1c88f9869ddbae349fef4520fc5e76bee394e029cde7cc3", kill_on_drop: false }`
[INFO] [stdout] 1f22161287a2a908a1c88f9869ddbae349fef4520fc5e76bee394e029cde7cc3