[INFO] cloning repository https://github.com/tscs37/flathunter-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tscs37/flathunter-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftscs37%2Fflathunter-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftscs37%2Fflathunter-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 462ca6618d0dd2e27ce6f7b3e871a7ea27118dec
[INFO] checking tscs37/flathunter-rs against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftscs37%2Fflathunter-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tscs37/flathunter-rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tscs37/flathunter-rs
[INFO] finished tweaking git repo https://github.com/tscs37/flathunter-rs
[INFO] tweaked toml for git repo https://github.com/tscs37/flathunter-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tscs37/flathunter-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c36dea491268858ea5c0ad0d7878ec46bdc8a7df290afb06149851db7dfc40e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9c36dea491268858ea5c0ad0d7878ec46bdc8a7df290afb06149851db7dfc40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c36dea491268858ea5c0ad0d7878ec46bdc8a7df290afb06149851db7dfc40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c36dea491268858ea5c0ad0d7878ec46bdc8a7df290afb06149851db7dfc40e", kill_on_drop: false }`
[INFO] [stdout] 9c36dea491268858ea5c0ad0d7878ec46bdc8a7df290afb06149851db7dfc40e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 647bc15e55297781566785849b8908701b80e82e036b6197b077f964199584e5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "647bc15e55297781566785849b8908701b80e82e036b6197b077f964199584e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
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[INFO] [stderr]     Checking new_debug_unreachable v1.0.3
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[INFO] [stderr]    Compiling rustc-serialize v0.3.24
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[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
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[INFO] [stderr]    Compiling string_cache v0.6.2
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[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]    Compiling html5ever v0.18.0
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[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.24
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.93
[INFO] [stderr]    Compiling failure_derive v0.1.5
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[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
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[INFO] [stderr]     Checking rust_decimal v1.0.1
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[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.18
[INFO] [stderr]     Checking select v0.4.2
[INFO] [stderr]     Checking flathunter-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generator_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / error_chain! {
[INFO] [stdout] 29 | |     // The type defined for this error. These are the conventional
[INFO] [stdout] 30 | |     // and recommended names, but they can be arbitrarily chosen.
[INFO] [stdout] 31 | |     //
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |     }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / error_chain! {
[INFO] [stdout] 29 | |     // The type defined for this error. These are the conventional
[INFO] [stdout] 30 | |     // and recommended names, but they can be arbitrarily chosen.
[INFO] [stdout] 31 | |     //
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |     }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generator_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / error_chain! {
[INFO] [stdout] 29 | |     // The type defined for this error. These are the conventional
[INFO] [stdout] 30 | |     // and recommended names, but they can be arbitrarily chosen.
[INFO] [stdout] 31 | |     //
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |     }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / error_chain! {
[INFO] [stdout] 29 | |     // The type defined for this error. These are the conventional
[INFO] [stdout] 30 | |     // and recommended names, but they can be arbitrarily chosen.
[INFO] [stdout] 31 | |     //
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |     }
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/notifiers/mod.rs:26:66
[INFO] [stdout]    |
[INFO] [stdout] 26 |     self.post_message(cfg, &format!("Error in Flathunter: {}", e.description()))?;
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings 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 `flathunter-rs`.
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/notifiers/mod.rs:26:66
[INFO] [stdout]    |
[INFO] [stdout] 26 |     self.post_message(cfg, &format!("Error in Flathunter: {}", e.description()))?;
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[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" "647bc15e55297781566785849b8908701b80e82e036b6197b077f964199584e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "647bc15e55297781566785849b8908701b80e82e036b6197b077f964199584e5", kill_on_drop: false }`
[INFO] [stdout] 647bc15e55297781566785849b8908701b80e82e036b6197b077f964199584e5
