[INFO] cloning repository https://github.com/fschutt/wasmtest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fschutt/wasmtest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fwasmtest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fwasmtest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0aa6c7af366fb3afbfb893a886aaa94873b541b
[INFO] testing fschutt/wasmtest against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffschutt%2Fwasmtest" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fschutt/wasmtest
[INFO] finished tweaking git repo https://github.com/fschutt/wasmtest
[INFO] tweaked toml for git repo https://github.com/fschutt/wasmtest written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fschutt/wasmtest on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fschutt/wasmtest 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e3cc13d96de29f4b07ca5b02e1e50ce340f6cd3d3e4bf0638a864ba21cdc3ca
[INFO] running `Command { std: "docker" "start" "-a" "8e3cc13d96de29f4b07ca5b02e1e50ce340f6cd3d3e4bf0638a864ba21cdc3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e3cc13d96de29f4b07ca5b02e1e50ce340f6cd3d3e4bf0638a864ba21cdc3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e3cc13d96de29f4b07ca5b02e1e50ce340f6cd3d3e4bf0638a864ba21cdc3ca", kill_on_drop: false }`
[INFO] [stdout] 8e3cc13d96de29f4b07ca5b02e1e50ce340f6cd3d3e4bf0638a864ba21cdc3ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6818704ee93b9bbe2269cc898ce9751fd65dfbf90f2036fcd12b05db8661597b
[INFO] running `Command { std: "docker" "start" "-a" "6818704ee93b9bbe2269cc898ce9751fd65dfbf90f2036fcd12b05db8661597b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling thiserror v1.0.36
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling bytecheck v0.6.9
[INFO] [stderr]    Compiling target-lexicon v0.12.4
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rend v0.3.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling rkyv v0.7.39
[INFO] [stderr]    Compiling cranelift-isle v0.86.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling tracing-core v0.1.29
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.86.1
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.86.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling corosensei v0.1.3
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.44/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling slice-group-by v0.3.0
[INFO] [stderr]    Compiling cranelift-entity v0.86.1
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6818704ee93b9bbe2269cc898ce9751fd65dfbf90f2036fcd12b05db8661597b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6818704ee93b9bbe2269cc898ce9751fd65dfbf90f2036fcd12b05db8661597b", kill_on_drop: false }`
[INFO] [stdout] 6818704ee93b9bbe2269cc898ce9751fd65dfbf90f2036fcd12b05db8661597b