[INFO] fetching crate wasmparser 0.62.0...
[INFO] checking wasmparser-0.62.0 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate wasmparser 0.62.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate wasmparser 0.62.0 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmparser 0.62.0
[INFO] finished tweaking crates.io crate wasmparser 0.62.0
[INFO] tweaked toml for crates.io crate wasmparser 0.62.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate wasmparser 0.62.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cd62bf9ce31e617389cd3ba4e25c7005681090f45363472e60239292bb1ce8c
[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" "7cd62bf9ce31e617389cd3ba4e25c7005681090f45363472e60239292bb1ce8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cd62bf9ce31e617389cd3ba4e25c7005681090f45363472e60239292bb1ce8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd62bf9ce31e617389cd3ba4e25c7005681090f45363472e60239292bb1ce8c", kill_on_drop: false }`
[INFO] [stdout] 7cd62bf9ce31e617389cd3ba4e25c7005681090f45363472e60239292bb1ce8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b866cb30bd5d3213a081d423c56cd1e1b7f1d07fcc00917ae5aad8182b04acb
[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" "1b866cb30bd5d3213a081d423c56cd1e1b7f1d07fcc00917ae5aad8182b04acb", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking wasmparser v0.62.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `wat`
[INFO] [stdout]   --> benches/benchmark.rs:47:35
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 if let Ok(wasm) = wat::parse_file(&path) {
[INFO] [stdout]    |                                   ^^^ use of undeclared crate or module `wat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `wast`
[INFO] [stdout]   --> benches/benchmark.rs:53:33
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 let buf = match wast::parser::ParseBuffer::new(&contents) {
[INFO] [stdout]    |                                 ^^^^ use of undeclared crate or module `wast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `wast`
[INFO] [stdout]   --> benches/benchmark.rs:57:27
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 let wast: wast::Wast<'_> = match wast::parser::parse(&buf) {
[INFO] [stdout]    |                           ^^^^ use of undeclared crate or module `wast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `wast`
[INFO] [stdout]   --> benches/benchmark.rs:57:50
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 let wast: wast::Wast<'_> = match wast::parser::parse(&buf) {
[INFO] [stdout]    |                                                  ^^^^ use of undeclared crate or module `wast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `wast`
[INFO] [stdout]   --> benches/benchmark.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         wast::WastDirective::Module(mut module) => {
[INFO] [stdout]    |                         ^^^^ use of undeclared crate or module `wast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasmparser`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1b866cb30bd5d3213a081d423c56cd1e1b7f1d07fcc00917ae5aad8182b04acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b866cb30bd5d3213a081d423c56cd1e1b7f1d07fcc00917ae5aad8182b04acb", kill_on_drop: false }`
[INFO] [stdout] 1b866cb30bd5d3213a081d423c56cd1e1b7f1d07fcc00917ae5aad8182b04acb