[INFO] cloning repository https://github.com/Jakob-117/rust-kurs-tuebingen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jakob-117/rust-kurs-tuebingen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakob-117%2Frust-kurs-tuebingen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakob-117%2Frust-kurs-tuebingen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5616e78f61763057dda5028b2aeaae5ff081c32d
[INFO] checking Jakob-117/rust-kurs-tuebingen against try#595142ec72045c7f2fab2923de8e59995a52e6e7 for pr-151830
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJakob-117%2Frust-kurs-tuebingen" "/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/Jakob-117/rust-kurs-tuebingen
[INFO] finished tweaking git repo https://github.com/Jakob-117/rust-kurs-tuebingen
[INFO] tweaked toml for git repo https://github.com/Jakob-117/rust-kurs-tuebingen written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jakob-117/rust-kurs-tuebingen on toolchain 595142ec72045c7f2fab2923de8e59995a52e6e7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jakob-117/rust-kurs-tuebingen 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" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 float_eq v1.0.1
[INFO] [stderr]   Downloaded clap v4.2.7
[INFO] [stderr]   Downloaded dyn-clone v1.0.11
[INFO] [stderr]   Downloaded askama v0.12.0
[INFO] [stderr]   Downloaded askama_derive v0.12.1
[INFO] [stderr]   Downloaded basic-toml v0.1.2
[INFO] [stderr]   Downloaded clap_builder v4.2.7
[INFO] [stderr]   Downloaded axum v0.6.18
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06fc3c8692f2d3f625a17aa19de5a5d6b77f47f15d235617462174aa97896a07
[INFO] running `Command { std: "docker" "start" "-a" "06fc3c8692f2d3f625a17aa19de5a5d6b77f47f15d235617462174aa97896a07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06fc3c8692f2d3f625a17aa19de5a5d6b77f47f15d235617462174aa97896a07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06fc3c8692f2d3f625a17aa19de5a5d6b77f47f15d235617462174aa97896a07", kill_on_drop: false }`
[INFO] [stdout] 06fc3c8692f2d3f625a17aa19de5a5d6b77f47f15d235617462174aa97896a07
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a82efd6d5a538e83862bdaa7aff253b17aad48c2d92ac523cbe289046f688b1e
[INFO] running `Command { std: "docker" "start" "-a" "a82efd6d5a538e83862bdaa7aff253b17aad48c2d92ac523cbe289046f688b1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 anstyle-parse v0.2.0
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking want v0.3.0
[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" "a82efd6d5a538e83862bdaa7aff253b17aad48c2d92ac523cbe289046f688b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a82efd6d5a538e83862bdaa7aff253b17aad48c2d92ac523cbe289046f688b1e", kill_on_drop: false }`
[INFO] [stdout] a82efd6d5a538e83862bdaa7aff253b17aad48c2d92ac523cbe289046f688b1e