[INFO] fetching crate caller_modpath 0.1.1... [INFO] testing caller_modpath-0.1.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate caller_modpath 0.1.1 into /workspace/builds/worker-18/source [INFO] validating manifest of crates.io crate caller_modpath 0.1.1 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate caller_modpath 0.1.1 [INFO] finished tweaking crates.io crate caller_modpath 0.1.1 [INFO] tweaked toml for crates.io crate caller_modpath 0.1.1 written to /workspace/builds/worker-18/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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 caller_modpath_macros v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bbcbd01c84d69b2b3cb58f9b7e9ae7970301450222016ff8903043be7a9a527b [INFO] running `Command { std: "docker" "start" "-a" "bbcbd01c84d69b2b3cb58f9b7e9ae7970301450222016ff8903043be7a9a527b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bbcbd01c84d69b2b3cb58f9b7e9ae7970301450222016ff8903043be7a9a527b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbcbd01c84d69b2b3cb58f9b7e9ae7970301450222016ff8903043be7a9a527b", kill_on_drop: false }` [INFO] [stdout] bbcbd01c84d69b2b3cb58f9b7e9ae7970301450222016ff8903043be7a9a527b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74abf877f35f7142cf4ef52290786624914024752adccdc77b29ea58e6430e9d [INFO] running `Command { std: "docker" "start" "-a" "74abf877f35f7142cf4ef52290786624914024752adccdc77b29ea58e6430e9d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling caller_modpath_macros v0.1.1 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling cargo-manifest v0.2.6 [INFO] [stderr] Compiling caller_modpath v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(proc_macro_span)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `caller_modpath` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "74abf877f35f7142cf4ef52290786624914024752adccdc77b29ea58e6430e9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74abf877f35f7142cf4ef52290786624914024752adccdc77b29ea58e6430e9d", kill_on_drop: false }` [INFO] [stdout] 74abf877f35f7142cf4ef52290786624914024752adccdc77b29ea58e6430e9d