[INFO] fetching crate axum-strangler 0.4.0...
[INFO] testing axum-strangler-0.4.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate axum-strangler 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate axum-strangler 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate axum-strangler 0.4.0
[INFO] tweaked toml for crates.io crate axum-strangler 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate axum-strangler 0.4.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate axum-strangler 0.4.0 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wiremock v0.5.15
[INFO] [stderr]   Downloaded futures-macro v0.3.25
[INFO] [stderr]   Downloaded futures-executor v0.3.25
[INFO] [stderr]   Downloaded deadpool-runtime v0.1.2
[INFO] [stderr]   Downloaded async-trait v0.1.58
[INFO] [stderr]   Downloaded dashmap v5.4.0
[INFO] [stderr]   Downloaded opentelemetry_api v0.18.0
[INFO] [stderr]   Downloaded ipnet v2.5.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.77
[INFO] [stderr]   Downloaded retain_mut v0.1.9
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.8
[INFO] [stderr]   Downloaded tungstenite v0.17.3
[INFO] [stderr]   Downloaded tokio-tungstenite v0.17.2
[INFO] [stderr]   Downloaded opentelemetry v0.18.0
[INFO] [stderr]   Downloaded deadpool v0.9.5
[INFO] [stderr]   Downloaded futures v0.3.25
[INFO] [stderr]   Downloaded infer v0.2.3
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded tokio v1.21.2
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.0
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.18.0
[INFO] [stderr]   Downloaded tower-http v0.3.4
[INFO] [stderr]   Downloaded matchit v0.6.0
[INFO] [stderr]   Downloaded axum-core v0.3.0
[INFO] [stderr]   Downloaded http-types v2.12.0
[INFO] [stderr]   Downloaded axum v0.6.0
[INFO] [stderr]   Downloaded reqwest v0.11.12
[INFO] [stderr]   Downloaded openssl v0.10.42
[INFO] [stderr]   Downloaded rustls v0.20.7
[INFO] [stderr]   Downloaded webpki-roots v0.22.5
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.18.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59cc028c901bcbbaab6aa1e7ef82917c1f659beee7ba5f952d6ff0cf43518f4b
[INFO] running `Command { std: "docker" "start" "-a" "59cc028c901bcbbaab6aa1e7ef82917c1f659beee7ba5f952d6ff0cf43518f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59cc028c901bcbbaab6aa1e7ef82917c1f659beee7ba5f952d6ff0cf43518f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59cc028c901bcbbaab6aa1e7ef82917c1f659beee7ba5f952d6ff0cf43518f4b", kill_on_drop: false }`
[INFO] [stdout] 59cc028c901bcbbaab6aa1e7ef82917c1f659beee7ba5f952d6ff0cf43518f4b
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5ac3e8ebf16aa078299b65c6f6313352499e2f748c35b1db41399714de4e71c
[INFO] running `Command { std: "docker" "start" "-a" "c5ac3e8ebf16aa078299b65c6f6313352499e2f748c35b1db41399714de4e71c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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]    Compiling cpufeatures v0.2.5
[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" "c5ac3e8ebf16aa078299b65c6f6313352499e2f748c35b1db41399714de4e71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ac3e8ebf16aa078299b65c6f6313352499e2f748c35b1db41399714de4e71c", kill_on_drop: false }`
[INFO] [stdout] c5ac3e8ebf16aa078299b65c6f6313352499e2f748c35b1db41399714de4e71c