[INFO] fetching crate http-echo-server 0.1.1...
[INFO] checking http-echo-server-0.1.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate http-echo-server 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate http-echo-server 0.1.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate http-echo-server 0.1.1
[INFO] finished tweaking crates.io crate http-echo-server 0.1.1
[INFO] tweaked toml for crates.io crate http-echo-server 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate http-echo-server 0.1.1 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.8
[INFO] [stderr]   Downloaded sync_wrapper v0.1.1
[INFO] [stderr]   Downloaded axum-core v0.3.0
[INFO] [stderr]   Downloaded axum v0.6.1
[INFO] [stderr]   Downloaded rustix v0.36.4
[INFO] [stderr]   Downloaded tokio v1.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b715b27339aba28fbd6e42502e6fb8872b6dde2c330742dc2e10cb2c68682902
[INFO] running `Command { std: "docker" "start" "-a" "b715b27339aba28fbd6e42502e6fb8872b6dde2c330742dc2e10cb2c68682902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b715b27339aba28fbd6e42502e6fb8872b6dde2c330742dc2e10cb2c68682902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b715b27339aba28fbd6e42502e6fb8872b6dde2c330742dc2e10cb2c68682902", kill_on_drop: false }`
[INFO] [stdout] b715b27339aba28fbd6e42502e6fb8872b6dde2c330742dc2e10cb2c68682902
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68656f64c5e4e0b13126285099d8aba2c0db9236328a009529cd7b6b15db495e
[INFO] running `Command { std: "docker" "start" "-a" "68656f64c5e4e0b13126285099d8aba2c0db9236328a009529cd7b6b15db495e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling tokio v1.22.0
[INFO] [stderr]    Compiling serde v1.0.148
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling async-trait v0.1.59
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling rustix v0.36.4
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking linux-raw-sys v0.1.3
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking http-range-header v0.3.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "68656f64c5e4e0b13126285099d8aba2c0db9236328a009529cd7b6b15db495e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68656f64c5e4e0b13126285099d8aba2c0db9236328a009529cd7b6b15db495e", kill_on_drop: false }`
[INFO] [stdout] 68656f64c5e4e0b13126285099d8aba2c0db9236328a009529cd7b6b15db495e
