[INFO] cloning repository https://github.com/oasislabs/rust-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oasislabs/rust-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foasislabs%2Frust-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foasislabs%2Frust-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 94232bb8b7fe2400b5dae8619ccf61878d8fb23e [INFO] testing oasislabs/rust-demo against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foasislabs%2Frust-demo" "/workspace/builds/worker-52/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/oasislabs/rust-demo on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/oasislabs/rust-demo [INFO] finished tweaking git repo https://github.com/oasislabs/rust-demo [INFO] tweaked toml for git repo https://github.com/oasislabs/rust-demo written to /workspace/builds/worker-52/source/Cargo.toml [INFO] crate git repo https://github.com/oasislabs/rust-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded synstructure v0.12.1 [INFO] [stderr] Downloaded hex v0.4.0 [INFO] [stderr] Downloaded serde_derive v1.0.102 [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded half v1.4.0 [INFO] [stderr] Downloaded cc v1.0.46 [INFO] [stderr] Downloaded oasis-macros v0.2.2 [INFO] [stderr] Downloaded oasis-std v0.2.7 [INFO] [stderr] Downloaded map_vec v0.2.6 [INFO] [stderr] Downloaded serde_cbor v0.10.2 [INFO] [stderr] Downloaded blockchain-traits v0.2.2 [INFO] [stderr] Downloaded memchain v0.2.3 [INFO] [stderr] Downloaded oasis-test v0.2.1 [INFO] [stderr] Downloaded oasis-types v0.2.2 [INFO] [stderr] Downloaded syn v1.0.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d15e5a5db5ce80978a969677ae6d42d421b379bebaded445ea4f7661f4b17687 [INFO] running `Command { std: "docker" "start" "-a" "d15e5a5db5ce80978a969677ae6d42d421b379bebaded445ea4f7661f4b17687", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d15e5a5db5ce80978a969677ae6d42d421b379bebaded445ea4f7661f4b17687", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d15e5a5db5ce80978a969677ae6d42d421b379bebaded445ea4f7661f4b17687", kill_on_drop: false }` [INFO] [stdout] d15e5a5db5ce80978a969677ae6d42d421b379bebaded445ea4f7661f4b17687 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01d5563def33fb2528934ceb236f1052c7978a61e63a8c21fd9dbbde5004d5f9 [INFO] running `Command { std: "docker" "start" "-a" "01d5563def33fb2528934ceb236f1052c7978a61e63a8c21fd9dbbde5004d5f9", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling hex v0.4.0 [INFO] [stderr] Compiling half v1.4.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling tiny-keccak v1.5.0 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling synstructure v0.12.1 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling oasis-macros v0.2.2 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/oasis-macros-0.2.2/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(proc_macro_diagnostic, type_ascription)] [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 `oasis-macros` 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" "01d5563def33fb2528934ceb236f1052c7978a61e63a8c21fd9dbbde5004d5f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01d5563def33fb2528934ceb236f1052c7978a61e63a8c21fd9dbbde5004d5f9", kill_on_drop: false }` [INFO] [stdout] 01d5563def33fb2528934ceb236f1052c7978a61e63a8c21fd9dbbde5004d5f9