[INFO] cloning repository https://github.com/AmbientRun/AmbientProxyManager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AmbientRun/AmbientProxyManager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmbientRun%2FAmbientProxyManager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmbientRun%2FAmbientProxyManager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50382b529a598dbf9c43ebbec4ee501633de2135
[INFO] checking AmbientRun/AmbientProxyManager against master#f2c70877a7dbc51cd98e2d5d25209b24d4a586d5 for pr-150097
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmbientRun%2FAmbientProxyManager" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AmbientRun/AmbientProxyManager
[INFO] finished tweaking git repo https://github.com/AmbientRun/AmbientProxyManager
[INFO] tweaked toml for git repo https://github.com/AmbientRun/AmbientProxyManager written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AmbientRun/AmbientProxyManager on toolchain f2c70877a7dbc51cd98e2d5d25209b24d4a586d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AmbientRun/AmbientProxyManager 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" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "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 tracing-stackdriver v0.6.2
[INFO] [stderr]   Downloaded prometheus-client-derive-encode v0.4.1
[INFO] [stderr]   Downloaded ipnetwork v0.18.0
[INFO] [stderr]   Downloaded tokio-macros v2.0.0
[INFO] [stderr]   Downloaded maxminddb v0.23.0
[INFO] [stderr]   Downloaded matchit v0.7.0
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.11
[INFO] [stderr]   Downloaded dtoa v1.0.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.56
[INFO] [stderr]   Downloaded anyhow v1.0.70
[INFO] [stderr]   Downloaded prometheus-client v0.20.0
[INFO] [stderr]   Downloaded serde v1.0.159
[INFO] [stderr]   Downloaded serde_derive v1.0.159
[INFO] [stderr]   Downloaded serde_json v1.0.95
[INFO] [stderr]   Downloaded axum v0.6.15
[INFO] [stderr]   Downloaded tracing-bunyan-formatter v0.3.7
[INFO] [stderr]   Downloaded syn v2.0.13
[INFO] [stderr]   Downloaded tokio v1.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e19918087983be371beeae75d14687f18aa906ad602dbb713f972b560e802b7a
[INFO] running `Command { std: "docker" "start" "-a" "e19918087983be371beeae75d14687f18aa906ad602dbb713f972b560e802b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e19918087983be371beeae75d14687f18aa906ad602dbb713f972b560e802b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19918087983be371beeae75d14687f18aa906ad602dbb713f972b560e802b7a", kill_on_drop: false }`
[INFO] [stdout] e19918087983be371beeae75d14687f18aa906ad602dbb713f972b560e802b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 534767a4c7068eab512426656a8bf95cff2ffac50328bf657f941b9f05266b33
[INFO] running `Command { std: "docker" "start" "-a" "534767a4c7068eab512426656a8bf95cff2ffac50328bf657f941b9f05266b33", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustversion v1.0.12
[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]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking socket2 v0.4.9
[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" "534767a4c7068eab512426656a8bf95cff2ffac50328bf657f941b9f05266b33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534767a4c7068eab512426656a8bf95cff2ffac50328bf657f941b9f05266b33", kill_on_drop: false }`
[INFO] [stdout] 534767a4c7068eab512426656a8bf95cff2ffac50328bf657f941b9f05266b33
