[INFO] fetching crate bare 0.0.1... [INFO] testing bare-0.0.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate bare 0.0.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate bare 0.0.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bare 0.0.1 [INFO] finished tweaking crates.io crate bare 0.0.1 [INFO] tweaked toml for crates.io crate bare 0.0.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d2c7317f4489737433126279c68ff48638d74fbc6dd91cf18b4620ebf8c4b8c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3d2c7317f4489737433126279c68ff48638d74fbc6dd91cf18b4620ebf8c4b8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d2c7317f4489737433126279c68ff48638d74fbc6dd91cf18b4620ebf8c4b8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d2c7317f4489737433126279c68ff48638d74fbc6dd91cf18b4620ebf8c4b8c", kill_on_drop: false }` [INFO] [stdout] 3d2c7317f4489737433126279c68ff48638d74fbc6dd91cf18b4620ebf8c4b8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e4b46683425a5ebb4cbf34f34ca63818110d6c1eacfe93cc918e57afec6bc23 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9e4b46683425a5ebb4cbf34f34ca63818110d6c1eacfe93cc918e57afec6bc23", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling httpdate v1.0.1 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling tracing-core v0.1.18 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling http v0.2.4 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling tokio v1.6.1 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling http-body v0.4.2 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling pin-project v1.0.7 [INFO] [stderr] Compiling hyper v0.14.8 [INFO] [stderr] Compiling bare v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error: expected identifier, found `"rustc-serialize"` [INFO] [stdout] --> src/lib.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | extern crate "rustc-serialize" as rustc_serialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ expected identifier [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bare` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "9e4b46683425a5ebb4cbf34f34ca63818110d6c1eacfe93cc918e57afec6bc23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e4b46683425a5ebb4cbf34f34ca63818110d6c1eacfe93cc918e57afec6bc23", kill_on_drop: false }` [INFO] [stdout] 9e4b46683425a5ebb4cbf34f34ca63818110d6c1eacfe93cc918e57afec6bc23