[INFO] fetching crate emscripten-val 0.2.0...
[INFO] testing emscripten-val-0.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate emscripten-val 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate emscripten-val 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate emscripten-val 0.2.0
[INFO] tweaked toml for crates.io crate emscripten-val 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate emscripten-val 0.2.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate emscripten-val 0.2.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4b8258b7fd272a751f9334fdccdf9c6f18dccebf46cf04830eff82cb3a1367c
[INFO] running `Command { std: "docker" "start" "-a" "f4b8258b7fd272a751f9334fdccdf9c6f18dccebf46cf04830eff82cb3a1367c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4b8258b7fd272a751f9334fdccdf9c6f18dccebf46cf04830eff82cb3a1367c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b8258b7fd272a751f9334fdccdf9c6f18dccebf46cf04830eff82cb3a1367c", kill_on_drop: false }`
[INFO] [stdout] f4b8258b7fd272a751f9334fdccdf9c6f18dccebf46cf04830eff82cb3a1367c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64c57ba2f0f7bae7b6128f7ddd7a490caace0d500c034dc1ec9ecf1b17274542
[INFO] running `Command { std: "docker" "start" "-a" "64c57ba2f0f7bae7b6128f7ddd7a490caace0d500c034dc1ec9ecf1b17274542", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.1
[INFO] [stderr]    Compiling cc v1.2.36
[INFO] [stderr]    Compiling emscripten-val-sys v0.2.0
[INFO] [stderr]    Compiling emscripten-val v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let f: &mut (dyn FnMut() -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 13 -     let f: &mut (dyn FnMut() -> Val) = &mut **a;
[INFO] [stdout] 13 +     let f: &mut dyn FnMut() -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let f: &mut (dyn FnMut(&Val) -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -     let f: &mut (dyn FnMut(&Val) -> Val) = &mut **a;
[INFO] [stdout] 26 +     let f: &mut dyn FnMut(&Val) -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let f: &mut (dyn FnMut(&Val, &Val) -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     let f: &mut (dyn FnMut(&Val, &Val) -> Val) = &mut **a;
[INFO] [stdout] 45 +     let f: &mut dyn FnMut(&Val, &Val) -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let f: &mut (dyn FnMut(&Val, &Val, &Val) -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -     let f: &mut (dyn FnMut(&Val, &Val, &Val) -> Val) = &mut **a;
[INFO] [stdout] 67 +     let f: &mut dyn FnMut(&Val, &Val, &Val) -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let f: &mut (dyn FnMut(&Val, &Val, &Val, &Val) -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 92 -     let f: &mut (dyn FnMut(&Val, &Val, &Val, &Val) -> Val) = &mut **a;
[INFO] [stdout] 92 +     let f: &mut dyn FnMut(&Val, &Val, &Val, &Val) -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "64c57ba2f0f7bae7b6128f7ddd7a490caace0d500c034dc1ec9ecf1b17274542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c57ba2f0f7bae7b6128f7ddd7a490caace0d500c034dc1ec9ecf1b17274542", kill_on_drop: false }`
[INFO] [stdout] 64c57ba2f0f7bae7b6128f7ddd7a490caace0d500c034dc1ec9ecf1b17274542
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58353fb7cf48bd2d6b76d5434591cc01ecd59262c6fe77da428c67dab93ae732
[INFO] running `Command { std: "docker" "start" "-a" "58353fb7cf48bd2d6b76d5434591cc01ecd59262c6fe77da428c67dab93ae732", kill_on_drop: false }`
[INFO] [stderr]    Compiling emscripten-functions-sys v5.0.401
[INFO] [stderr]    Compiling emscripten-functions v0.3.0
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let f: &mut (dyn FnMut() -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 13 -     let f: &mut (dyn FnMut() -> Val) = &mut **a;
[INFO] [stdout] 13 +     let f: &mut dyn FnMut() -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let f: &mut (dyn FnMut(&Val) -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -     let f: &mut (dyn FnMut(&Val) -> Val) = &mut **a;
[INFO] [stdout] 26 +     let f: &mut dyn FnMut(&Val) -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let f: &mut (dyn FnMut(&Val, &Val) -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     let f: &mut (dyn FnMut(&Val, &Val) -> Val) = &mut **a;
[INFO] [stdout] 45 +     let f: &mut dyn FnMut(&Val, &Val) -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let f: &mut (dyn FnMut(&Val, &Val, &Val) -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -     let f: &mut (dyn FnMut(&Val, &Val, &Val) -> Val) = &mut **a;
[INFO] [stdout] 67 +     let f: &mut dyn FnMut(&Val, &Val, &Val) -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/externs.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let f: &mut (dyn FnMut(&Val, &Val, &Val, &Val) -> Val) = &mut **a;
[INFO] [stdout]    |                 ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 92 -     let f: &mut (dyn FnMut(&Val, &Val, &Val, &Val) -> Val) = &mut **a;
[INFO] [stdout] 92 +     let f: &mut dyn FnMut(&Val, &Val, &Val, &Val) -> Val = &mut **a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: emscripten-functions@0.3.0: asm_in_main_thread.c:1:10: fatal error: emscripten.h: No such file or directory
[INFO] [stderr] warning: emscripten-functions@0.3.0:     1 | #include <emscripten.h>
[INFO] [stderr] warning: emscripten-functions@0.3.0:       |          ^~~~~~~~~~~~~~
[INFO] [stderr] warning: emscripten-functions@0.3.0: compilation terminated.
[INFO] [stderr] error: failed to run custom build command for `emscripten-functions v0.3.0`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_TEST_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/emscripten-functions-b99305b94e279cf2/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OUT_DIR = Some(/opt/rustwide/target/debug/build/emscripten-functions-d4088a1a627a34cc/out)
[INFO] [stderr]   OPT_LEVEL = Some(0)
[INFO] [stderr]   TARGET = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   HOST = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_x86_64-unknown-linux-gnu
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_x86_64_unknown_linux_gnu
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CC
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC
[INFO] [stderr]   CC = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   RUSTC_WRAPPER = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some(true)
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2,x87)
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_CFLAGS
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS_x86_64_unknown_linux_gnu
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CFLAGS_x86_64-unknown-linux-gnu
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CARGO_ENCODED_RUSTFLAGS = Some(--cap-lints=forbid)
[INFO] [stderr]   cargo:warning=asm_in_main_thread.c:1:10: fatal error: emscripten.h: No such file or directory
[INFO] [stderr]   cargo:warning=    1 | #include <emscripten.h>
[INFO] [stderr]   cargo:warning=      |          ^~~~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=compilation terminated.
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred in cc-rs: command did not execute successfully (status code exit status: 1): LC_ALL="C" "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-gdwarf-4" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/emscripten-functions-d4088a1a627a34cc/out/db3b6bfb95261072-asm_in_main_thread.o" "-c" "asm_in_main_thread.c"
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "58353fb7cf48bd2d6b76d5434591cc01ecd59262c6fe77da428c67dab93ae732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58353fb7cf48bd2d6b76d5434591cc01ecd59262c6fe77da428c67dab93ae732", kill_on_drop: false }`
[INFO] [stdout] 58353fb7cf48bd2d6b76d5434591cc01ecd59262c6fe77da428c67dab93ae732