[INFO] cloning repository https://github.com/semtexzv/podcomp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/semtexzv/podcomp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsemtexzv%2Fpodcomp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsemtexzv%2Fpodcomp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b95624788458c8ed937a16c0d33ee71ae544ff17 [INFO] testing semtexzv/podcomp against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsemtexzv%2Fpodcomp" "/workspace/builds/worker-77/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/semtexzv/podcomp on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/semtexzv/podcomp [INFO] finished tweaking git repo https://github.com/semtexzv/podcomp [INFO] tweaked toml for git repo https://github.com/semtexzv/podcomp written to /workspace/builds/worker-77/source/Cargo.toml [INFO] crate git repo https://github.com/semtexzv/podcomp already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9bbaaee0dd4aa5ea470ca8788cde6ede4e93217bd14d92b7ca2cd29313598953 [INFO] running `Command { std: "docker" "start" "-a" "9bbaaee0dd4aa5ea470ca8788cde6ede4e93217bd14d92b7ca2cd29313598953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bbaaee0dd4aa5ea470ca8788cde6ede4e93217bd14d92b7ca2cd29313598953", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bbaaee0dd4aa5ea470ca8788cde6ede4e93217bd14d92b7ca2cd29313598953", kill_on_drop: false }` [INFO] [stdout] 9bbaaee0dd4aa5ea470ca8788cde6ede4e93217bd14d92b7ca2cd29313598953 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e00478eecd792c08675378eb638f66167e3de97f3ae1829f8f793f3f1b16ee9 [INFO] running `Command { std: "docker" "start" "-a" "5e00478eecd792c08675378eb638f66167e3de97f3ae1829f8f793f3f1b16ee9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling dotenv v0.15.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling structopt-derive v0.3.4 [INFO] [stderr] Compiling structopt v0.3.4 [INFO] [stderr] Compiling serde_yaml v0.8.11 [INFO] [stderr] Compiling podcomp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0658]: the `!` type is experimental [INFO] [stdout] --> src/prelude.rs:15:43 [INFO] [stdout] | [INFO] [stdout] 15 | T: Deserialize<'de> + FromStr, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #35121 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the `!` type is experimental [INFO] [stdout] --> src/prelude.rs:27:47 [INFO] [stdout] | [INFO] [stdout] 27 | T: Deserialize<'de> + FromStr, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #35121 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: the `!` type is experimental [INFO] [stdout] --> src/compose.rs:58:16 [INFO] [stdout] | [INFO] [stdout] 58 | type Err = !; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #35121 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `DeserializeOwned` [INFO] [stdout] --> src/prelude.rs:6:37 [INFO] [stdout] | [INFO] [stdout] 6 | use serde::de::{MapAccess, Visitor, DeserializeOwned}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserializer`, `Serialize` [INFO] [stdout] --> src/compose.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::{Deserialize, Serialize, Deserializer}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cmds/util.rs:12:80 [INFO] [stdout] | [INFO] [stdout] 12 | fn run(compose: Compose, global: GlobalOpts, opts: Self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 12 - fn run(compose: Compose, global: GlobalOpts, opts: Self) -> Result<(), Box> { [INFO] [stdout] 12 + fn run(compose: Compose, global: GlobalOpts, opts: Self) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cmds/util.rs:25:80 [INFO] [stdout] | [INFO] [stdout] 25 | fn run(compose: Compose, global: GlobalOpts, opts: Self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 - fn run(compose: Compose, global: GlobalOpts, opts: Self) -> Result<(), Box> { [INFO] [stdout] 25 + fn run(compose: Compose, global: GlobalOpts, opts: Self) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/cmds/util.rs:41:80 [INFO] [stdout] | [INFO] [stdout] 41 | fn run(compose: Compose, global: GlobalOpts, opts: Self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 41 - fn run(compose: Compose, global: GlobalOpts, opts: Self) -> Result<(), Box> { [INFO] [stdout] 41 + fn run(compose: Compose, global: GlobalOpts, opts: Self) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `podcomp` due to 4 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5e00478eecd792c08675378eb638f66167e3de97f3ae1829f8f793f3f1b16ee9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e00478eecd792c08675378eb638f66167e3de97f3ae1829f8f793f3f1b16ee9", kill_on_drop: false }` [INFO] [stdout] 5e00478eecd792c08675378eb638f66167e3de97f3ae1829f8f793f3f1b16ee9