[INFO] cloning repository https://github.com/Bubbler-4/TryInBrowser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bubbler-4/TryInBrowser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBubbler-4%2FTryInBrowser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBubbler-4%2FTryInBrowser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4342daa290c34b7613ce31764faa73191a0a40ad
[INFO] testing Bubbler-4/TryInBrowser against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBubbler-4%2FTryInBrowser" "/workspace/builds/worker-97/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bubbler-4/TryInBrowser on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-97/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Bubbler-4/TryInBrowser
[INFO] finished tweaking git repo https://github.com/Bubbler-4/TryInBrowser
[INFO] tweaked toml for git repo https://github.com/Bubbler-4/TryInBrowser written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate git repo https://github.com/Bubbler-4/TryInBrowser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05178f0591f6021951bf7fad1bdf2dc44740a6ec3ad2ca809abe34aa0412bbb7
[INFO] running `Command { std: "docker" "start" "-a" "05178f0591f6021951bf7fad1bdf2dc44740a6ec3ad2ca809abe34aa0412bbb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05178f0591f6021951bf7fad1bdf2dc44740a6ec3ad2ca809abe34aa0412bbb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05178f0591f6021951bf7fad1bdf2dc44740a6ec3ad2ca809abe34aa0412bbb7", kill_on_drop: false }`
[INFO] [stdout] 05178f0591f6021951bf7fad1bdf2dc44740a6ec3ad2ca809abe34aa0412bbb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3718c20feec9a542247a533b52ad2fb5f1870e0cc901d29ede68e72801d5174a
[INFO] running `Command { std: "docker" "start" "-a" "3718c20feec9a542247a533b52ad2fb5f1870e0cc901d29ede68e72801d5174a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling enclose v1.1.8
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling seed v0.8.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling dbg v1.0.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_closure v0.3.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_closure_derive v0.3.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling js-sys v0.3.51
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling web-sys v0.3.51
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.24
[INFO] [stderr]    Compiling gloo-events v0.1.1
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling gloo-file v0.1.0
[INFO] [stderr]    Compiling try_in_browser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/threading/atw.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |             self.resrej.borrow_mut().insert((res, rej));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "3718c20feec9a542247a533b52ad2fb5f1870e0cc901d29ede68e72801d5174a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3718c20feec9a542247a533b52ad2fb5f1870e0cc901d29ede68e72801d5174a", kill_on_drop: false }`
[INFO] [stdout] 3718c20feec9a542247a533b52ad2fb5f1870e0cc901d29ede68e72801d5174a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d844df280d49cf8c9fc56d933eb2e1048c8998f40d641f348937d0211873d74a
[INFO] running `Command { std: "docker" "start" "-a" "d844df280d49cf8c9fc56d933eb2e1048c8998f40d641f348937d0211873d74a", kill_on_drop: false }`
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/threading/atw.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |             self.resrej.borrow_mut().insert((res, rej));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling try_in_browser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stdout]    --> src/threading/atw.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |             self.resrej.borrow_mut().insert((res, rej));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you intended to set a value, consider assignment instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "d844df280d49cf8c9fc56d933eb2e1048c8998f40d641f348937d0211873d74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d844df280d49cf8c9fc56d933eb2e1048c8998f40d641f348937d0211873d74a", kill_on_drop: false }`
[INFO] [stdout] d844df280d49cf8c9fc56d933eb2e1048c8998f40d641f348937d0211873d74a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df67751cf904a6847cf621a91ecf3eb97f368b7acf2645255aef1765e46ab926
[INFO] running `Command { std: "docker" "start" "-a" "df67751cf904a6847cf621a91ecf3eb97f368b7acf2645255aef1765e46ab926", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::insert` that must be used
[INFO] [stderr]    --> src/threading/atw.rs:208:13
[INFO] [stderr]     |
[INFO] [stderr] 208 |             self.resrej.borrow_mut().insert((res, rej));
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to set a value, consider assignment instead
[INFO] [stderr] 
[INFO] [stderr] warning: `try_in_browser` (lib) generated 1 warning
[INFO] [stderr] warning: `try_in_browser` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/try_in_browser-d402b6d577f5c6c7)
[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]      Running unittests (/opt/rustwide/target/debug/deps/runtib-5d950b4653734b8e)
[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]      Running tests/lang_test.rs (/opt/rustwide/target/debug/deps/lang_test-6df7fd569e9f92aa)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_deadfish ... ok
[INFO] [stdout] test test_s10k ... ok
[INFO] [stdout] test test_slashes ... ok
[INFO] [stdout] test test_brainfuck ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests try_in_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" "df67751cf904a6847cf621a91ecf3eb97f368b7acf2645255aef1765e46ab926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df67751cf904a6847cf621a91ecf3eb97f368b7acf2645255aef1765e46ab926", kill_on_drop: false }`
[INFO] [stdout] df67751cf904a6847cf621a91ecf3eb97f368b7acf2645255aef1765e46ab926