[INFO] cloning repository https://github.com/Wadjetz/mindstream-poc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wadjetz/mindstream-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Fmindstream-poc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Fmindstream-poc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 29303cfc17403c5654fbb252d5c899f8ebe113c4 [INFO] testing Wadjetz/mindstream-poc against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWadjetz%2Fmindstream-poc" "/workspace/builds/worker-50/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Wadjetz/mindstream-poc 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/Wadjetz/mindstream-poc [INFO] finished tweaking git repo https://github.com/Wadjetz/mindstream-poc [INFO] tweaked toml for git repo https://github.com/Wadjetz/mindstream-poc written to /workspace/builds/worker-50/source/Cargo.toml [INFO] crate git repo https://github.com/Wadjetz/mindstream-poc 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 5312d37a8844a42ec9ea6f4c570e66ff139a30503150c7549b186e90cfbdbe75 [INFO] running `Command { std: "docker" "start" "-a" "5312d37a8844a42ec9ea6f4c570e66ff139a30503150c7549b186e90cfbdbe75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5312d37a8844a42ec9ea6f4c570e66ff139a30503150c7549b186e90cfbdbe75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5312d37a8844a42ec9ea6f4c570e66ff139a30503150c7549b186e90cfbdbe75", kill_on_drop: false }` [INFO] [stdout] 5312d37a8844a42ec9ea6f4c570e66ff139a30503150c7549b186e90cfbdbe75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 5d35f744d209d6358ccb5317accba62e4a81fd3d256f61d1f28f6755bc2ff2dd [INFO] running `Command { std: "docker" "start" "-a" "5d35f744d209d6358ccb5317accba62e4a81fd3d256f61d1f28f6755bc2ff2dd", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling serde v1.0.27 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.0 [INFO] [stderr] Compiling safemem v0.2.0 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling typenum v1.9.0 [INFO] [stderr] Compiling futures v0.1.18 [INFO] [stderr] Compiling yansi v0.3.4 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling pq-sys v0.4.4 [INFO] [stderr] Compiling lazycell v0.6.0 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling httparse v1.2.4 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling constant_time_eq v0.1.3 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Compiling arrayref v0.3.4 [INFO] [stderr] Compiling slab v0.4.0 [INFO] [stderr] Compiling scoped-tls v0.1.0 [INFO] [stderr] Compiling untrusted v0.5.1 [INFO] [stderr] Compiling build_const v0.2.0 [INFO] [stderr] Compiling mac v0.1.1 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling smallvec v0.2.1 [INFO] [stderr] Compiling utf-8 v0.7.2 [INFO] [stderr] Compiling take v0.1.0 [INFO] [stderr] Compiling md5 v0.3.7 [INFO] [stderr] Compiling fallible-iterator v0.1.4 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling luhnmod10 v1.1.0 [INFO] [stderr] Compiling state v0.3.3 [INFO] [stderr] Compiling pear v0.0.12 [INFO] [stderr] Compiling smallvec v0.4.4 [INFO] [stderr] Compiling hex v0.2.0 [INFO] [stderr] Compiling rustc-demangle v0.1.6 [INFO] [stderr] Compiling adler32 v1.0.2 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling if_chain v0.1.2 [INFO] [stderr] Compiling strum v0.8.0 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling encoding_rs v0.7.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling debug_unreachable v0.1.1 [INFO] [stderr] Compiling stringprep v0.1.2 [INFO] [stderr] Compiling url v1.7.0 [INFO] [stderr] Compiling base64 v0.6.0 [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/yansi-0.3.4/src/lib.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling base64 v0.9.0 [INFO] [stderr] Compiling base64 v0.8.0 [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 `yansi` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.3/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [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/state-0.3.3/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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/state-0.3.3/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(const_unsafe_cell_new)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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/state-0.3.3/src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(const_atomic_usize_new)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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/state-0.3.3/src/lib.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_atomic_bool_new)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40 [INFO] [stdout] | [INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stdout] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stdout] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stdout] | | [INFO] [stdout] | returning this value requires that `*self.url` is borrowed for `'a` [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 E0713`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5d35f744d209d6358ccb5317accba62e4a81fd3d256f61d1f28f6755bc2ff2dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d35f744d209d6358ccb5317accba62e4a81fd3d256f61d1f28f6755bc2ff2dd", kill_on_drop: false }` [INFO] [stdout] 5d35f744d209d6358ccb5317accba62e4a81fd3d256f61d1f28f6755bc2ff2dd