[INFO] cloning repository https://github.com/echelon/ilda-player
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/echelon/ilda-player" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechelon%2Filda-player", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechelon%2Filda-player'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c975799e4c0272e905af09c2de1e38e1733b7cf4
[INFO] checking echelon/ilda-player against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechelon%2Filda-player" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/echelon/ilda-player on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/echelon/ilda-player
[INFO] finished tweaking git repo https://github.com/echelon/ilda-player
[INFO] tweaked toml for git repo https://github.com/echelon/ilda-player written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/echelon/ilda-player already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package
[INFO] [stderr]     Updating ilda-player v0.0.1 (/workspace/builds/worker-1-tc1/source) -> v0.0.2
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argparse v0.2.1
[INFO] [stderr]   Downloaded ilda v0.0.2
[INFO] [stderr]   Downloaded ilda v0.0.6
[INFO] [stderr]   Downloaded lase v0.0.1
[INFO] [stderr]   Downloaded etherdream v0.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 890025f0d7b9f3d1212a45fffdb1e8038177a98763dbaf43e1fc1dcadb65107b
[INFO] running `Command { std: "docker" "start" "-a" "890025f0d7b9f3d1212a45fffdb1e8038177a98763dbaf43e1fc1dcadb65107b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "890025f0d7b9f3d1212a45fffdb1e8038177a98763dbaf43e1fc1dcadb65107b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890025f0d7b9f3d1212a45fffdb1e8038177a98763dbaf43e1fc1dcadb65107b", kill_on_drop: false }`
[INFO] [stdout] 890025f0d7b9f3d1212a45fffdb1e8038177a98763dbaf43e1fc1dcadb65107b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc8225d50f50a8e61f31a9ce8c417d75518b21a5bbee2d88ad9bdecf667ac09d
[INFO] running `Command { std: "docker" "start" "-a" "fc8225d50f50a8e61f31a9ce8c417d75518b21a5bbee2d88ad9bdecf667ac09d", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]     Checking ilda v0.0.2
[INFO] [stderr]     Checking ilda v0.0.6
[INFO] [stderr]     Checking net2 v0.2.30
[INFO] [stderr]     Checking etherdream v0.0.7
[INFO] [stderr]     Checking lase v0.0.1
[INFO] [stderr]     Checking ilda-player v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "fc8225d50f50a8e61f31a9ce8c417d75518b21a5bbee2d88ad9bdecf667ac09d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc8225d50f50a8e61f31a9ce8c417d75518b21a5bbee2d88ad9bdecf667ac09d", kill_on_drop: false }`
[INFO] [stdout] fc8225d50f50a8e61f31a9ce8c417d75518b21a5bbee2d88ad9bdecf667ac09d
[INFO] checking echelon/ilda-player against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechelon%2Filda-player" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/echelon/ilda-player on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/echelon/ilda-player
[INFO] finished tweaking git repo https://github.com/echelon/ilda-player
[INFO] tweaked toml for git repo https://github.com/echelon/ilda-player written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/echelon/ilda-player already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b763090d1fe2b0225cfb998fdf488b3c855c7dc7c85c367509f20d3f1723385
[INFO] running `Command { std: "docker" "start" "-a" "7b763090d1fe2b0225cfb998fdf488b3c855c7dc7c85c367509f20d3f1723385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b763090d1fe2b0225cfb998fdf488b3c855c7dc7c85c367509f20d3f1723385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b763090d1fe2b0225cfb998fdf488b3c855c7dc7c85c367509f20d3f1723385", kill_on_drop: false }`
[INFO] [stdout] 7b763090d1fe2b0225cfb998fdf488b3c855c7dc7c85c367509f20d3f1723385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9d45f14c7036c06eca0f0ac553c1dd93335fb77f1bf19cf39db29ad2e995630
[INFO] running `Command { std: "docker" "start" "-a" "d9d45f14c7036c06eca0f0ac553c1dd93335fb77f1bf19cf39db29ad2e995630", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/argparse-0.2.1/src/parser.rs:204:18
[INFO] [stdout]     |
[INFO] [stdout] 204 |             _ => panic!(),
[INFO] [stdout]     |                  ^^^^^^^^ cannot satisfy `_ -> _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/argparse-0.2.1/src/parser.rs:338:29
[INFO] [stdout]     |
[INFO] [stdout] 338 |                       None => match self.parser.catchall_argument {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 339 | |                         Some(ref option) => {
[INFO] [stdout] 340 | |                             opt = option;
[INFO] [stdout] 341 | |                             break;
[INFO] [stdout] ...   |
[INFO] [stdout] 344 | |                             "Unexpected argument {}", arg)),
[INFO] [stdout] 345 | |                     }
[INFO] [stdout]     | |_____________________^ cannot satisfy `_ -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ilda v0.0.2
[INFO] [stderr]     Checking ilda v0.0.6
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/argparse-0.2.1/src/parser.rs:807:22
[INFO] [stdout]     |
[INFO] [stdout] 807 |             .map_err(|c| exit(c))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]     |
[INFO] [stdout] 807 |             .map_err(|c| -> /* Type */ { exit(c) })
[INFO] [stdout]     |                          +++++++++++++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0284.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `argparse` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d9d45f14c7036c06eca0f0ac553c1dd93335fb77f1bf19cf39db29ad2e995630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d45f14c7036c06eca0f0ac553c1dd93335fb77f1bf19cf39db29ad2e995630", kill_on_drop: false }`
[INFO] [stdout] d9d45f14c7036c06eca0f0ac553c1dd93335fb77f1bf19cf39db29ad2e995630