[INFO] cloning repository https://github.com/CeciliaZ030/plonky2-smt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CeciliaZ030/plonky2-smt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCeciliaZ030%2Fplonky2-smt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCeciliaZ030%2Fplonky2-smt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8efc41c9cd9019c2184fc430c62b025691fc9b1
[INFO] checking CeciliaZ030/plonky2-smt against master#a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCeciliaZ030%2Fplonky2-smt" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CeciliaZ030/plonky2-smt
[INFO] finished tweaking git repo https://github.com/CeciliaZ030/plonky2-smt
[INFO] tweaked toml for git repo https://github.com/CeciliaZ030/plonky2-smt written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CeciliaZ030/plonky2-smt on toolchain a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CeciliaZ030/plonky2-smt 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" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/polymerdao/plonky2`
[INFO] [stderr]     Updating git repository `https://github.com/polymerdao/plonky2-sha512`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primitive-types v0.10.1
[INFO] [stderr]   Downloaded is-terminal v0.4.2
[INFO] [stderr]   Downloaded keccak-hash v0.8.0
[INFO] [stderr]   Downloaded unroll v0.1.5
[INFO] [stderr]   Downloaded const-random-macro v0.1.15
[INFO] [stderr]   Downloaded const-random v0.1.15
[INFO] [stderr]   Downloaded rustix v0.36.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 124ac79cf427b611b5fe2c7d642e16bef7ce95098edac88e1bce13a694f83c08
[INFO] running `Command { std: "docker" "start" "-a" "124ac79cf427b611b5fe2c7d642e16bef7ce95098edac88e1bce13a694f83c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "124ac79cf427b611b5fe2c7d642e16bef7ce95098edac88e1bce13a694f83c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "124ac79cf427b611b5fe2c7d642e16bef7ce95098edac88e1bce13a694f83c08", kill_on_drop: false }`
[INFO] [stdout] 124ac79cf427b611b5fe2c7d642e16bef7ce95098edac88e1bce13a694f83c08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a2fb9938df8ee0c42da2e4549720ff5ddea7426e92978703091df2f1fe2ce18
[INFO] running `Command { std: "docker" "start" "-a" "7a2fb9938df8ee0c42da2e4549720ff5ddea7426e92978703091df2f1fe2ce18", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]     Checking plonky2_util v0.1.0 (https://github.com/polymerdao/plonky2?rev=4cb0b48df1d227d5461a4c28ed025aaea64e2e62#4cb0b48d)
[INFO] [stderr]     Checking primitive-types v0.10.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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 aho-corasick v0.7.20
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking primitive-types v0.12.1
[INFO] [stderr]     Checking termcolor v1.1.3
[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" "7a2fb9938df8ee0c42da2e4549720ff5ddea7426e92978703091df2f1fe2ce18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2fb9938df8ee0c42da2e4549720ff5ddea7426e92978703091df2f1fe2ce18", kill_on_drop: false }`
[INFO] [stdout] 7a2fb9938df8ee0c42da2e4549720ff5ddea7426e92978703091df2f1fe2ce18
