[INFO] cloning repository https://github.com/OSCARWB/orml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OSCARWB/orml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOSCARWB%2Forml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOSCARWB%2Forml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 706fa3a77c19195d075447a8e72e77ee14c85af7
[INFO] checking OSCARWB/orml against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOSCARWB%2Forml" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OSCARWB/orml 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/OSCARWB/orml
[INFO] finished tweaking git repo https://github.com/OSCARWB/orml
[INFO] tweaked toml for git repo https://github.com/OSCARWB/orml written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/OSCARWB/orml 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]  Downloading crates ...
[INFO] [stderr]   Downloaded astro-float-macro v0.2.0
[INFO] [stderr]   Downloaded astro-float-num v0.1.9
[INFO] [stderr]   Downloaded astro-float v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 70d618c85d3413f6570b5e9afc12ae7fc3cafde4ce26a11e451fcb52c90ee5f6
[INFO] running `Command { std: "docker" "start" "-a" "70d618c85d3413f6570b5e9afc12ae7fc3cafde4ce26a11e451fcb52c90ee5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70d618c85d3413f6570b5e9afc12ae7fc3cafde4ce26a11e451fcb52c90ee5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d618c85d3413f6570b5e9afc12ae7fc3cafde4ce26a11e451fcb52c90ee5f6", kill_on_drop: false }`
[INFO] [stdout] 70d618c85d3413f6570b5e9afc12ae7fc3cafde4ce26a11e451fcb52c90ee5f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b8a0865b84d50eccc1bd5e7d9958eb12f1f0ef646a6b5492bf2fefdb75e40ab4
[INFO] running `Command { std: "docker" "start" "-a" "b8a0865b84d50eccc1bd5e7d9958eb12f1f0ef646a6b5492bf2fefdb75e40ab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]     Checking orml_traits v0.1.0 (/opt/rustwide/workdir/crates/traits)
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking glam v0.24.2
[INFO] [stderr]     Checking orml_double_double v0.1.0 (/opt/rustwide/workdir/crates/double_double)
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling astro-float-num v0.1.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking orml_vector v0.1.0 (/opt/rustwide/workdir/crates/vector)
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking orml_quaternion v0.1.0 (/opt/rustwide/workdir/crates/quaternion)
[INFO] [stderr]    Compiling astro-float-macro v0.2.0
[INFO] [stderr]     Checking astro-float v0.7.1
[INFO] [stderr]     Checking orml_easy_big_float v0.1.0 (/opt/rustwide/workdir/crates/easy_big_float)
[INFO] [stderr]     Checking orml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "b8a0865b84d50eccc1bd5e7d9958eb12f1f0ef646a6b5492bf2fefdb75e40ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a0865b84d50eccc1bd5e7d9958eb12f1f0ef646a6b5492bf2fefdb75e40ab4", kill_on_drop: false }`
[INFO] [stdout] b8a0865b84d50eccc1bd5e7d9958eb12f1f0ef646a6b5492bf2fefdb75e40ab4
[INFO] checking OSCARWB/orml against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOSCARWB%2Forml" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OSCARWB/orml 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/OSCARWB/orml
[INFO] finished tweaking git repo https://github.com/OSCARWB/orml
[INFO] tweaked toml for git repo https://github.com/OSCARWB/orml written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/OSCARWB/orml 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c36af711e2a0c1a51c28e1d483f5f7034d836ee5b59e0bae807952269e62f2e8
[INFO] running `Command { std: "docker" "start" "-a" "c36af711e2a0c1a51c28e1d483f5f7034d836ee5b59e0bae807952269e62f2e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c36af711e2a0c1a51c28e1d483f5f7034d836ee5b59e0bae807952269e62f2e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36af711e2a0c1a51c28e1d483f5f7034d836ee5b59e0bae807952269e62f2e8", kill_on_drop: false }`
[INFO] [stdout] c36af711e2a0c1a51c28e1d483f5f7034d836ee5b59e0bae807952269e62f2e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8da740053b472ee7a26edd0410c1447183fa2a72bc4fe08b35c7959662abf4f7
[INFO] running `Command { std: "docker" "start" "-a" "8da740053b472ee7a26edd0410c1447183fa2a72bc4fe08b35c7959662abf4f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]     Checking orml_traits v0.1.0 (/opt/rustwide/workdir/crates/traits)
[INFO] [stderr]     Checking glam v0.24.2
[INFO] [stderr]     Checking orml_double_double v0.1.0 (/opt/rustwide/workdir/crates/double_double)
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling astro-float-num v0.1.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking orml_vector v0.1.0 (/opt/rustwide/workdir/crates/vector)
[INFO] [stderr]     Checking orml_quaternion v0.1.0 (/opt/rustwide/workdir/crates/quaternion)
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/astro-float-num-0.1.9/src/ops/pow.rs:444:17
[INFO] [stdout]     |
[INFO] [stdout] 444 | /                 if self.is_positive() || n.is_int() {
[INFO] [stdout] 445 | |                     let mut ret = Self::from_word(1, p)?;
[INFO] [stdout] 446 | |                     ret.set_inexact(self.inexact() || n.inexact());
[INFO] [stdout] 447 | |                     return Ok(ret);
[INFO] [stdout] 448 | |                 } else {
[INFO] [stdout] 449 | |                     return Err(Error::InvalidArgument);
[INFO] [stdout] 450 | |                 }
[INFO] [stdout]     | |_________________^ cannot satisfy `_ -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `astro-float-num` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8da740053b472ee7a26edd0410c1447183fa2a72bc4fe08b35c7959662abf4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da740053b472ee7a26edd0410c1447183fa2a72bc4fe08b35c7959662abf4f7", kill_on_drop: false }`
[INFO] [stdout] 8da740053b472ee7a26edd0410c1447183fa2a72bc4fe08b35c7959662abf4f7