[INFO] fetching crate cargo-wapm 0.3.6...
[INFO] checking cargo-wapm-0.3.6 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate cargo-wapm 0.3.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cargo-wapm 0.3.6 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-wapm 0.3.6
[INFO] finished tweaking crates.io crate cargo-wapm 0.3.6
[INFO] tweaked toml for crates.io crate cargo-wapm 0.3.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo-wapm 0.3.6 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] [stderr]   Downloaded anyhow v1.0.69
[INFO] [stderr]   Downloaded toml_edit v0.19.3
[INFO] [stderr]   Downloaded camino v1.1.2
[INFO] [stderr]   Downloaded cargo_metadata v0.15.3
[INFO] [stderr]   Downloaded clap-cargo v0.10.0
[INFO] [stderr]   Downloaded nom8 v0.2.0
[INFO] [stderr]   Downloaded toml v0.7.2
[INFO] [stderr]   Downloaded wapm-toml v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 202a8a0fb8a0e8426dd4780f4a218ca818e17bf79ac2f2587a25df96feefed00
[INFO] running `Command { std: "docker" "start" "-a" "202a8a0fb8a0e8426dd4780f4a218ca818e17bf79ac2f2587a25df96feefed00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "202a8a0fb8a0e8426dd4780f4a218ca818e17bf79ac2f2587a25df96feefed00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202a8a0fb8a0e8426dd4780f4a218ca818e17bf79ac2f2587a25df96feefed00", kill_on_drop: false }`
[INFO] [stdout] 202a8a0fb8a0e8426dd4780f4a218ca818e17bf79ac2f2587a25df96feefed00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec477cd7532d85d7912b1d2ce7c3c7644a3159794fc72944eb5096fa59f97a20
[INFO] running `Command { std: "docker" "start" "-a" "ec477cd7532d85d7912b1d2ce7c3c7644a3159794fc72944eb5096fa59f97a20", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling camino v1.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking clap_lex v0.3.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking unsafe-libyaml v0.2.5
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]     Checking nom8 v0.2.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ec477cd7532d85d7912b1d2ce7c3c7644a3159794fc72944eb5096fa59f97a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec477cd7532d85d7912b1d2ce7c3c7644a3159794fc72944eb5096fa59f97a20", kill_on_drop: false }`
[INFO] [stdout] ec477cd7532d85d7912b1d2ce7c3c7644a3159794fc72944eb5096fa59f97a20
