[INFO] fetching crate enum-tryfrom 0.2.1...
[INFO] testing enum-tryfrom-0.2.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate enum-tryfrom 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate enum-tryfrom 0.2.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum-tryfrom 0.2.1
[INFO] finished tweaking crates.io crate enum-tryfrom 0.2.1
[INFO] tweaked toml for crates.io crate enum-tryfrom 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-tryfrom-derive v0.2.1
[INFO] [stderr]   Downloaded rustfix v0.4.6
[INFO] [stderr]   Downloaded term v0.6.1
[INFO] [stderr]   Downloaded tester v0.6.0
[INFO] [stderr]   Downloaded compiletest_rs v0.3.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c024795d39baccf46ddaa71ec1138f262b86a000dfba3202d5a0beb9eeb4931
[INFO] running `Command { std: "docker" "start" "-a" "4c024795d39baccf46ddaa71ec1138f262b86a000dfba3202d5a0beb9eeb4931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c024795d39baccf46ddaa71ec1138f262b86a000dfba3202d5a0beb9eeb4931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c024795d39baccf46ddaa71ec1138f262b86a000dfba3202d5a0beb9eeb4931", kill_on_drop: false }`
[INFO] [stdout] 4c024795d39baccf46ddaa71ec1138f262b86a000dfba3202d5a0beb9eeb4931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79e3eea669cbca5c94f6a04a9750a298980f76897d8aa39570747d6cf0c477e9
[INFO] running `Command { std: "docker" "start" "-a" "79e3eea669cbca5c94f6a04a9750a298980f76897d8aa39570747d6cf0c477e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling enum-tryfrom v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "79e3eea669cbca5c94f6a04a9750a298980f76897d8aa39570747d6cf0c477e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e3eea669cbca5c94f6a04a9750a298980f76897d8aa39570747d6cf0c477e9", kill_on_drop: false }`
[INFO] [stdout] 79e3eea669cbca5c94f6a04a9750a298980f76897d8aa39570747d6cf0c477e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e50fc7341e37d71dc681c8699699c904891e87e920aa0a5ff6d4fe00e769643
[INFO] running `Command { std: "docker" "start" "-a" "6e50fc7341e37d71dc681c8699699c904891e87e920aa0a5ff6d4fe00e769643", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.85
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling compiletest_rs v0.3.26
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling tester v0.6.0
[INFO] [stderr]    Compiling enum-tryfrom-derive v0.2.1
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling rustfix v0.4.6
[INFO] [stderr]    Compiling enum-tryfrom v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:41:44
[INFO] [stdout]    |
[INFO] [stdout] 41 |         assert_eq!(InvalidEnumValue::new().description(), DESCRIPTION);
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> tests/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enum-tryfrom` (test "main") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6e50fc7341e37d71dc681c8699699c904891e87e920aa0a5ff6d4fe00e769643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e50fc7341e37d71dc681c8699699c904891e87e920aa0a5ff6d4fe00e769643", kill_on_drop: false }`
[INFO] [stdout] 6e50fc7341e37d71dc681c8699699c904891e87e920aa0a5ff6d4fe00e769643
