[INFO] cloning repository https://github.com/ddimaria/proof-of-source
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddimaria/proof-of-source" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddimaria%2Fproof-of-source", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddimaria%2Fproof-of-source'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df1eaf6c35359f601b21d59b7f6d269195e79b28
[INFO] checking ddimaria/proof-of-source/df1eaf6c35359f601b21d59b7f6d269195e79b28 against c9ff496891c278ad660bc0ab85c1f0b72059464a for pr-160491
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddimaria%2Fproof-of-source" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ddimaria/proof-of-source
[INFO] finished tweaking git repo https://github.com/ddimaria/proof-of-source
[INFO] tweaked toml for git repo https://github.com/ddimaria/proof-of-source written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ddimaria/proof-of-source on toolchain c9ff496891c278ad660bc0ab85c1f0b72059464a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9ff496891c278ad660bc0ab85c1f0b72059464a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ddimaria/proof-of-source 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" "+c9ff496891c278ad660bc0ab85c1f0b72059464a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primitive-types v0.8.0
[INFO] [stderr]   Downloaded ethereum-types v0.10.0
[INFO] [stderr]   Downloaded impl-serde v0.3.2
[INFO] [stderr]   Downloaded impl-codec v0.4.2
[INFO] [stderr]   Downloaded secp256k1 v0.26.0
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded ethbloom v0.10.0
[INFO] [stderr]   Downloaded keccak-hash v0.8.0
[INFO] [stderr]   Downloaded parity-scale-codec v1.3.7
[INFO] [stderr]   Downloaded patricia_tree v0.5.5
[INFO] [stderr]   Downloaded eth_trie v0.1.0
[INFO] [stderr]   Downloaded rlp v0.3.0
[INFO] [stderr]   Downloaded syn v2.0.8
[INFO] [stderr]   Downloaded regex v1.7.2
[INFO] [stderr]   Downloaded async-trait v0.1.67
[INFO] [stderr]   Downloaded jsonrpsee-wasm-client v0.16.2
[INFO] [stderr]   Downloaded hdrhistogram v7.5.2
[INFO] [stderr]   Downloaded winnow v0.4.0
[INFO] [stderr]   Downloaded reqwest v0.11.15
[INFO] [stderr]   Downloaded jsonrpsee-http-client v0.16.2
[INFO] [stderr]   Downloaded ethabi v13.0.0
[INFO] [stderr]   Downloaded async-jsonrpc-client v0.3.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.82
[INFO] [stderr]   Downloaded openssl v0.10.47
[INFO] [stderr]   Downloaded wit-bindgen v0.4.0
[INFO] [stderr]   Downloaded wit-bindgen-rust-macro v0.4.0
[INFO] [stderr]   Downloaded jsonrpc-types v0.3.3
[INFO] [stderr]   Downloaded tungstenite v0.13.0
[INFO] [stderr]   Downloaded wit-component v0.7.4
[INFO] [stderr]   Downloaded wasm-metadata v0.3.1
[INFO] [stderr]   Downloaded wit-bindgen-core v0.4.0
[INFO] [stderr]   Downloaded async-tungstenite v0.13.1
[INFO] [stderr]   Downloaded wit-bindgen-rust v0.4.0
[INFO] [stderr]   Downloaded wit-bindgen-rust-lib v0.4.0
[INFO] [stderr]   Downloaded test-log v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 06968f5c4e930513631653ab6e7540b7147124f299a5351aa25ccbba9b413c8a
[INFO] running `Command { std: "docker" "start" "06968f5c4e930513631653ab6e7540b7147124f299a5351aa25ccbba9b413c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06968f5c4e930513631653ab6e7540b7147124f299a5351aa25ccbba9b413c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "06968f5c4e930513631653ab6e7540b7147124f299a5351aa25ccbba9b413c8a" "/opt/rustwide/cargo-home/bin/cargo" "+c9ff496891c278ad660bc0ab85c1f0b72059464a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06968f5c4e930513631653ab6e7540b7147124f299a5351aa25ccbba9b413c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "06968f5c4e930513631653ab6e7540b7147124f299a5351aa25ccbba9b413c8a" "/opt/rustwide/cargo-home/bin/cargo" "+c9ff496891c278ad660bc0ab85c1f0b72059464a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.84
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.53/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.94
[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" "06968f5c4e930513631653ab6e7540b7147124f299a5351aa25ccbba9b413c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06968f5c4e930513631653ab6e7540b7147124f299a5351aa25ccbba9b413c8a", kill_on_drop: false }`
[INFO] [stdout] 06968f5c4e930513631653ab6e7540b7147124f299a5351aa25ccbba9b413c8a
