[INFO] updating cached repository https://github.com/Fallenstedt/webassembly-performance-test
[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] e7ff125d602df9be48831d94fcdeaebb9c4f4f99
[INFO] testing Fallenstedt/webassembly-performance-test against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFallenstedt%2Fwebassembly-performance-test" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fallenstedt/webassembly-performance-test on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Fallenstedt/webassembly-performance-test
[INFO] finished tweaking git repo https://github.com/Fallenstedt/webassembly-performance-test
[INFO] tweaked toml for git repo https://github.com/Fallenstedt/webassembly-performance-test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Fallenstedt/webassembly-performance-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] a8caf47105c5832c50b29f904cca3184975e2056d7d76da4b39e4123541c0f5b
[INFO] running `Command { std: "docker" "start" "-a" "a8caf47105c5832c50b29f904cca3184975e2056d7d76da4b39e4123541c0f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8caf47105c5832c50b29f904cca3184975e2056d7d76da4b39e4123541c0f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8caf47105c5832c50b29f904cca3184975e2056d7d76da4b39e4123541c0f5b", kill_on_drop: false }`
[INFO] [stdout] a8caf47105c5832c50b29f904cca3184975e2056d7d76da4b39e4123541c0f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] efb50c925e9a276f75ec1d520b6d80c6a851d19ddd389a6f40abb6a7b289ec94
[INFO] running `Command { std: "docker" "start" "-a" "efb50c925e9a276f75ec1d520b6d80c6a851d19ddd389a6f40abb6a7b289ec94", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.64
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.64
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.64
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.64
[INFO] [stderr]    Compiling js-sys v0.3.40
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling web-sys v0.3.40
[INFO] [stderr]    Compiling optical-character-recognition-wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `includes`
[INFO] [stdout]  --> src/greet.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn includes(a: &str, b: &str) -> bool {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum`
[INFO] [stdout]   --> src/greet.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn sum(a: Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string_comparison`
[INFO] [stdout]   --> src/greet.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn string_comparison(n: u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `array_summation`
[INFO] [stdout]   --> src/greet.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn array_summation(n: u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/timer.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(name: &'a str) -> Timer<'a> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.06s
[INFO] running `Command { std: "docker" "inspect" "efb50c925e9a276f75ec1d520b6d80c6a851d19ddd389a6f40abb6a7b289ec94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb50c925e9a276f75ec1d520b6d80c6a851d19ddd389a6f40abb6a7b289ec94", kill_on_drop: false }`
[INFO] [stdout] efb50c925e9a276f75ec1d520b6d80c6a851d19ddd389a6f40abb6a7b289ec94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] 873d8d4f12733ea3e52fb0772f8c1fdaaa5b7b149db5d91106243078bfad3ba3
[INFO] running `Command { std: "docker" "start" "-a" "873d8d4f12733ea3e52fb0772f8c1fdaaa5b7b149db5d91106243078bfad3ba3", kill_on_drop: false }`
[INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.27
[INFO] [stderr]    Compiling optical-character-recognition-wasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `wasm_bindgen_test`, `wasm_bindgen_test::wasm_bindgen_test_configure`
[INFO] [stdout]  --> tests/app.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wasm_bindgen_test::{wasm_bindgen_test_configure, wasm_bindgen_test};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     use of undeclared type or module `wasm_bindgen_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `wasm_bindgen_test_configure` in this scope
[INFO] [stdout]  --> tests/app.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | wasm_bindgen_test_configure!(run_in_browser);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `wasm_bindgen_test`
[INFO] [stdout]   --> tests/app.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[wasm_bindgen_test]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `wasm_bindgen_test`
[INFO] [stdout]   --> tests/app.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[wasm_bindgen_test(async)]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `includes`
[INFO] [stdout]  --> src/greet.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn includes(a: &str, b: &str) -> bool {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum`
[INFO] [stdout]   --> src/greet.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn sum(a: Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string_comparison`
[INFO] [stdout]   --> src/greet.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn string_comparison(n: u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `array_summation`
[INFO] [stdout]   --> src/greet.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn array_summation(n: u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/timer.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(name: &'a str) -> Timer<'a> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `optical-character-recognition-wasm`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "873d8d4f12733ea3e52fb0772f8c1fdaaa5b7b149db5d91106243078bfad3ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873d8d4f12733ea3e52fb0772f8c1fdaaa5b7b149db5d91106243078bfad3ba3", kill_on_drop: false }`
[INFO] [stdout] 873d8d4f12733ea3e52fb0772f8c1fdaaa5b7b149db5d91106243078bfad3ba3