[INFO] cloning repository https://github.com/ErnestasSku/Mnemosyne
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ErnestasSku/Mnemosyne" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErnestasSku%2FMnemosyne", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErnestasSku%2FMnemosyne'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c518e11b92369c67e78164bd9fe73765eeb072e8
[INFO] checking ErnestasSku/Mnemosyne/c518e11b92369c67e78164bd9fe73765eeb072e8 against dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8 for pr-133502-26
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErnestasSku%2FMnemosyne" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ErnestasSku/Mnemosyne
[INFO] finished tweaking git repo https://github.com/ErnestasSku/Mnemosyne
[INFO] tweaked toml for git repo https://github.com/ErnestasSku/Mnemosyne written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ErnestasSku/Mnemosyne on toolchain dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ErnestasSku/Mnemosyne 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" "+dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `update-informer` dependency)
[INFO] [stderr] warning: `Mnemosyne` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ureq v2.6.1
[INFO] [stderr]   Downloaded update-informer v0.6.0
[INFO] [stderr]   Downloaded typemap_rev v0.1.5
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.85
[INFO] [stderr]   Downloaded ordered-float v2.10.0
[INFO] [stderr]   Downloaded cxx-build v1.0.85
[INFO] [stderr]   Downloaded ipnet v2.7.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.85
[INFO] [stderr]   Downloaded dashmap v5.4.0
[INFO] [stderr]   Downloaded command_attr v0.4.1
[INFO] [stderr]   Downloaded async-tungstenite v0.17.2
[INFO] [stderr]   Downloaded async-trait v0.1.60
[INFO] [stderr]   Downloaded reqwest v0.11.13
[INFO] [stderr]   Downloaded hyper v0.14.23
[INFO] [stderr]   Downloaded rustls v0.20.7
[INFO] [stderr]   Downloaded serenity v0.11.5
[INFO] [stderr]   Downloaded cxx v1.0.85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 360da403ae9094b5a9af9cc4074d84388d612a2d13309b364c593c331d6b05c5
[INFO] running `Command { std: "docker" "start" "360da403ae9094b5a9af9cc4074d84388d612a2d13309b364c593c331d6b05c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "360da403ae9094b5a9af9cc4074d84388d612a2d13309b364c593c331d6b05c5", 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" "360da403ae9094b5a9af9cc4074d84388d612a2d13309b364c593c331d6b05c5" "/opt/rustwide/cargo-home/bin/cargo" "+dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "360da403ae9094b5a9af9cc4074d84388d612a2d13309b364c593c331d6b05c5", 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" "360da403ae9094b5a9af9cc4074d84388d612a2d13309b364c593c331d6b05c5" "/opt/rustwide/cargo-home/bin/cargo" "+dfbea5bc945a9d7ff017d3d4bfbd1af9295fe5b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `update-informer` dependency)
[INFO] [stderr] warning: `Mnemosyne` (manifest) generated 1 warning
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.7
[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]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking getrandom v0.2.8
[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" "360da403ae9094b5a9af9cc4074d84388d612a2d13309b364c593c331d6b05c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360da403ae9094b5a9af9cc4074d84388d612a2d13309b364c593c331d6b05c5", kill_on_drop: false }`
[INFO] [stdout] 360da403ae9094b5a9af9cc4074d84388d612a2d13309b364c593c331d6b05c5
