[INFO] cloning repository https://github.com/0xacn/juggler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xacn/juggler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xacn%2Fjuggler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xacn%2Fjuggler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a07474a81fce4de962902082cc8e344458931c50
[INFO] checking 0xacn/juggler against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xacn%2Fjuggler" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xacn/juggler
[INFO] finished tweaking git repo https://github.com/0xacn/juggler
[INFO] tweaked toml for git repo https://github.com/0xacn/juggler written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xacn/juggler on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xacn/juggler 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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prettyplease v0.1.25
[INFO] [stderr]   Downloaded implicit-clone v0.3.5
[INFO] [stderr]   Downloaded gloo-history v0.1.3
[INFO] [stderr]   Downloaded gloo-net v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6838302854b7688533c61b7b19a89f29e24505d0f8cf08f4f8f7234ebb83a969
[INFO] running `Command { std: "docker" "start" "-a" "6838302854b7688533c61b7b19a89f29e24505d0f8cf08f4f8f7234ebb83a969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6838302854b7688533c61b7b19a89f29e24505d0f8cf08f4f8f7234ebb83a969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6838302854b7688533c61b7b19a89f29e24505d0f8cf08f4f8f7234ebb83a969", kill_on_drop: false }`
[INFO] [stdout] 6838302854b7688533c61b7b19a89f29e24505d0f8cf08f4f8f7234ebb83a969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f917f813f7fb96557bb3dc3a505aa04bf3eca79f2fbaa1467a1f3e14b864d835
[INFO] running `Command { std: "docker" "start" "-a" "f917f813f7fb96557bb3dc3a505aa04bf3eca79f2fbaa1467a1f3e14b864d835", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.84
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling bumpalo v3.12.1
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling wasm-bindgen v0.2.84
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]     Checking anymap2 v0.13.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking want v0.3.0
[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" "f917f813f7fb96557bb3dc3a505aa04bf3eca79f2fbaa1467a1f3e14b864d835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f917f813f7fb96557bb3dc3a505aa04bf3eca79f2fbaa1467a1f3e14b864d835", kill_on_drop: false }`
[INFO] [stdout] f917f813f7fb96557bb3dc3a505aa04bf3eca79f2fbaa1467a1f3e14b864d835
