[INFO] cloning repository https://github.com/lucalewin/horizon-browser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucalewin/horizon-browser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucalewin%2Fhorizon-browser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucalewin%2Fhorizon-browser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5a0570ec8569d8dc2175137c30c709a7e69375a
[INFO] testing lucalewin/horizon-browser against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucalewin%2Fhorizon-browser" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lucalewin/horizon-browser
[INFO] finished tweaking git repo https://github.com/lucalewin/horizon-browser
[INFO] tweaked toml for git repo https://github.com/lucalewin/horizon-browser written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lucalewin/horizon-browser on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lucalewin/horizon-browser 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a03d6df2e4bae3fdf943ce0fb561f89fc45b080c0072ffebf2d7098bd6ef308
[INFO] running `Command { std: "docker" "start" "-a" "5a03d6df2e4bae3fdf943ce0fb561f89fc45b080c0072ffebf2d7098bd6ef308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a03d6df2e4bae3fdf943ce0fb561f89fc45b080c0072ffebf2d7098bd6ef308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a03d6df2e4bae3fdf943ce0fb561f89fc45b080c0072ffebf2d7098bd6ef308", kill_on_drop: false }`
[INFO] [stdout] 5a03d6df2e4bae3fdf943ce0fb561f89fc45b080c0072ffebf2d7098bd6ef308
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f48f551148c7925395d6272a2df2979622e3043de39864521cc31a46afabda4f
[INFO] running `Command { std: "docker" "start" "-a" "f48f551148c7925395d6272a2df2979622e3043de39864521cc31a46afabda4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling horizon-browser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/html/parser/mod.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse(tokens: Vec<Token>) -> Document {
[INFO] [stdout]   |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]  --> src/html/tokenizer/token.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Token {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenKind` is never used
[INFO] [stdout]  --> src/html/tokenizer/token.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum TokenKind {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Attribute` is never constructed
[INFO] [stdout]   --> src/html/tokenizer/token.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Attribute {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]  --> src/html/parser/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse(tokens: Vec<Token>) -> Document {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "f48f551148c7925395d6272a2df2979622e3043de39864521cc31a46afabda4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48f551148c7925395d6272a2df2979622e3043de39864521cc31a46afabda4f", kill_on_drop: false }`
[INFO] [stdout] f48f551148c7925395d6272a2df2979622e3043de39864521cc31a46afabda4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4850cbbbe1fd13dc8c7b651348e5f7238bbf01a5a16be194d122e79f49e0c67d
[INFO] running `Command { std: "docker" "start" "-a" "4850cbbbe1fd13dc8c7b651348e5f7238bbf01a5a16be194d122e79f49e0c67d", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/html/parser/mod.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse(tokens: Vec<Token>) -> Document {
[INFO] [stdout]   |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]  --> src/html/tokenizer/token.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Token {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenKind` is never used
[INFO] [stdout]  --> src/html/tokenizer/token.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum TokenKind {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Attribute` is never constructed
[INFO] [stdout]   --> src/html/tokenizer/token.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Attribute {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling horizon-browser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]  --> src/html/parser/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse(tokens: Vec<Token>) -> Document {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/html/parser/mod.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse(tokens: Vec<Token>) -> Document {
[INFO] [stdout]   |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]  --> src/html/tokenizer/token.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Token {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenKind` is never used
[INFO] [stdout]  --> src/html/tokenizer/token.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum TokenKind {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Attribute` is never constructed
[INFO] [stdout]   --> src/html/tokenizer/token.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Attribute {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]  --> src/html/parser/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn parse(tokens: Vec<Token>) -> Document {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "4850cbbbe1fd13dc8c7b651348e5f7238bbf01a5a16be194d122e79f49e0c67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4850cbbbe1fd13dc8c7b651348e5f7238bbf01a5a16be194d122e79f49e0c67d", kill_on_drop: false }`
[INFO] [stdout] 4850cbbbe1fd13dc8c7b651348e5f7238bbf01a5a16be194d122e79f49e0c67d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f04176b2db3b40dc168beac254152bd83d4dc48ad975858a3fadb4138397ec84
[INFO] running `Command { std: "docker" "start" "-a" "f04176b2db3b40dc168beac254152bd83d4dc48ad975858a3fadb4138397ec84", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]  --> src/html/parser/mod.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse(tokens: Vec<Token>) -> Document {
[INFO] [stderr]   |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Token` is never constructed
[INFO] [stderr]  --> src/html/tokenizer/token.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Token {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `TokenKind` is never used
[INFO] [stderr]  --> src/html/tokenizer/token.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum TokenKind {
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Attribute` is never constructed
[INFO] [stderr]   --> src/html/tokenizer/token.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct Attribute {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse` is never used
[INFO] [stderr]  --> src/html/parser/mod.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn parse(tokens: Vec<Token>) -> Document {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `horizon-browser` (lib) generated 5 warnings
[INFO] [stderr] warning: `horizon-browser` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/horizon_browser-76f297b20c7f15b5)
[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 horizon_browser
[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" "f04176b2db3b40dc168beac254152bd83d4dc48ad975858a3fadb4138397ec84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04176b2db3b40dc168beac254152bd83d4dc48ad975858a3fadb4138397ec84", kill_on_drop: false }`
[INFO] [stdout] f04176b2db3b40dc168beac254152bd83d4dc48ad975858a3fadb4138397ec84