[INFO] cloning repository https://github.com/adumbidiot/pytranscode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adumbidiot/pytranscode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadumbidiot%2Fpytranscode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadumbidiot%2Fpytranscode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 73dd58b9e876da2a9ba81b6197369d4881912606 [INFO] testing adumbidiot/pytranscode against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadumbidiot%2Fpytranscode" "/workspace/builds/worker-49/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/adumbidiot/pytranscode 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/adumbidiot/pytranscode [INFO] finished tweaking git repo https://github.com/adumbidiot/pytranscode [INFO] tweaked toml for git repo https://github.com/adumbidiot/pytranscode written to /workspace/builds/worker-49/source/Cargo.toml [INFO] crate git repo https://github.com/adumbidiot/pytranscode 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 ena v0.13.0 [INFO] [stderr] Downloaded serde_derive v1.0.98 [INFO] [stderr] Downloaded cargo_metadata v0.8.2 [INFO] [stderr] Downloaded annotate-snippets v0.6.1 [INFO] [stderr] Downloaded rustfmt v0.10.0 [INFO] [stderr] Downloaded strsim v0.9.2 [INFO] [stderr] Downloaded serde v1.0.98 [INFO] [stderr] Downloaded rustc-workspace-hack v1.0.0 [INFO] [stderr] Downloaded wtf8 v0.0.3 [INFO] [stderr] Downloaded rustfmt-config_proc_macro v0.2.0 [INFO] [stderr] Downloaded rustc-ap-graphviz v583.0.0 [INFO] [stderr] Downloaded ignore v0.4.10 [INFO] [stderr] Downloaded structopt v0.3.2 [INFO] [stderr] Downloaded strings v0.1.1 [INFO] [stderr] Downloaded rustc-ap-arena v583.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_lexer v583.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_errors v583.0.0 [INFO] [stderr] Downloaded structopt-derive v0.3.2 [INFO] [stderr] Downloaded rustc-ap-serialize v583.0.0 [INFO] [stderr] Downloaded rustc-ap-syntax_pos v583.0.0 [INFO] [stderr] Downloaded extprim v1.7.0 [INFO] [stderr] Downloaded rustc-ap-rustc_macros v583.0.0 [INFO] [stderr] Downloaded rustc-ap-rustc_target v583.0.0 [INFO] [stderr] Downloaded unic-emoji-char v0.9.0 [INFO] [stderr] Downloaded rustc-ap-rustc_data_structures v583.0.0 [INFO] [stderr] Downloaded rustc-rayon-core v0.2.0 [INFO] [stderr] Downloaded rustc-rayon v0.2.0 [INFO] [stderr] Downloaded rustfmt-nightly v1.4.8 [INFO] [stderr] Downloaded rustc-ap-syntax v583.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 510a6057f07be526839b50102b46728d3e6db4c195d13dee94c1a1ba1f431eab [INFO] running `Command { std: "docker" "start" "-a" "510a6057f07be526839b50102b46728d3e6db4c195d13dee94c1a1ba1f431eab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "510a6057f07be526839b50102b46728d3e6db4c195d13dee94c1a1ba1f431eab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "510a6057f07be526839b50102b46728d3e6db4c195d13dee94c1a1ba1f431eab", kill_on_drop: false }` [INFO] [stdout] 510a6057f07be526839b50102b46728d3e6db4c195d13dee94c1a1ba1f431eab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 9e9f44fae3910681f497260f582d7d427b0bfe411b1401ef43705003989faae9 [INFO] running `Command { std: "docker" "start" "-a" "9e9f44fae3910681f497260f582d7d427b0bfe411b1401ef43705003989faae9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling serde v1.0.98 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling rustc-rayon-core v0.2.0 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling rustc-rayon v0.2.0 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling indexmap v1.2.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling rustc-ap-graphviz v583.0.0 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling ucd-util v0.1.5 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling scoped-tls v1.0.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling rustc-ap-rustc_target v583.0.0 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling rustc-ap-syntax v583.0.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling unic-char-range v0.9.0 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling unic-common v0.9.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling rustfmt v0.10.0 [INFO] [stderr] Compiling rustfmt-nightly v1.4.8 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling bytecount v0.6.0 [INFO] [stderr] Compiling unicode_categories v0.1.1 [INFO] [stderr] Compiling rustc-workspace-hack v1.0.0 [INFO] [stderr] Compiling wtf8 v0.0.3 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling rustc-ap-rustc_lexer v583.0.0 [INFO] [stderr] Compiling rustc-hash v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling bstr v0.2.8 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling annotate-snippets v0.6.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [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/crossbeam-utils-0.6.6/src/lib.rs:32:34 [INFO] [stdout] | [INFO] [stdout] 32 | #![cfg_attr(feature = "nightly", feature(cfg_target_has_atomic))] [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/rustc-ap-graphviz-583.0.0/lib.rs:277:1 [INFO] [stdout] | [INFO] [stdout] 277 | #![feature(rustc_private, nll)] [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 `rustc-ap-graphviz` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/smallvec-0.6.10/lib.rs:33:32 [INFO] [stdout] | [INFO] [stdout] 33 | #![cfg_attr(feature = "union", feature(untagged_unions))] [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/smallvec-0.6.10/lib.rs:35:37 [INFO] [stdout] | [INFO] [stdout] 35 | #![cfg_attr(feature = "may_dangle", feature(dropck_eyepatch))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [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: build failed [INFO] running `Command { std: "docker" "inspect" "9e9f44fae3910681f497260f582d7d427b0bfe411b1401ef43705003989faae9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e9f44fae3910681f497260f582d7d427b0bfe411b1401ef43705003989faae9", kill_on_drop: false }` [INFO] [stdout] 9e9f44fae3910681f497260f582d7d427b0bfe411b1401ef43705003989faae9