[INFO] fetching crate lucas_lehmer 0.1.0...
[INFO] checking lucas_lehmer-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate lucas_lehmer 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate lucas_lehmer 0.1.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lucas_lehmer 0.1.0
[INFO] finished tweaking crates.io crate lucas_lehmer 0.1.0
[INFO] tweaked toml for crates.io crate lucas_lehmer 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primal-estimate v0.2.1
[INFO] [stderr]   Downloaded primal v0.2.3
[INFO] [stderr]   Downloaded ramp v0.5.9
[INFO] [stderr]   Downloaded primal-check v0.2.3
[INFO] [stderr]   Downloaded primal-sieve v0.2.9
[INFO] [stderr]   Downloaded primal-bit v0.2.4
[INFO] [stderr]   Downloaded rustc-cfg v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84921d155f709e3b42e173c640063850e70b1e61eed4344113c7ba1abc3828a9
[INFO] running `Command { std: "docker" "start" "-a" "84921d155f709e3b42e173c640063850e70b1e61eed4344113c7ba1abc3828a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84921d155f709e3b42e173c640063850e70b1e61eed4344113c7ba1abc3828a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84921d155f709e3b42e173c640063850e70b1e61eed4344113c7ba1abc3828a9", kill_on_drop: false }`
[INFO] [stdout] 84921d155f709e3b42e173c640063850e70b1e61eed4344113c7ba1abc3828a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7664955327edd367929d827c5d55e32b604257be6dd0999ebfbd2fefd6312d4d
[INFO] running `Command { std: "docker" "start" "-a" "7664955327edd367929d827c5d55e32b604257be6dd0999ebfbd2fefd6312d4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]    Compiling rustc-cfg v0.2.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking primal-estimate v0.2.1
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking primal-bit v0.2.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking primal-sieve v0.2.9
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking primal-check v0.2.3
[INFO] [stderr]     Checking primal v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling ramp v0.5.9
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ramp-0.5.9/src/ll/limb.rs:467:17
[INFO] [stdout]     |
[INFO] [stdout] 467 |                 asm!(
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 15  + use std::arch::asm;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ramp-0.5.9/src/ll/limb.rs:557:17
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 asm!(
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 15  + use std::arch::asm;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ramp-0.5.9/src/ll/limb.rs:606:17
[INFO] [stdout]     |
[INFO] [stdout] 606 |                 asm!(
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 15  + use std::arch::asm;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ramp-0.5.9/src/ll/limb.rs:661:17
[INFO] [stdout]     |
[INFO] [stdout] 661 |                 asm!(
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 15  + use std::arch::asm;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `raw_vec` is private
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ramp-0.5.9/src/int.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | use alloc::raw_vec::RawVec;
[INFO] [stdout]    |            ^^^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `raw_vec` is defined here
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/alloc/src/lib.rs:231:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `step_trait_ext`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ramp-0.5.9/src/lib.rs:18:24
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(step_trait, step_trait_ext, ptr_internals, raw_vec_internals)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0199]: implementing the trait `Step` is not unsafe
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ramp-0.5.9/src/int.rs:3697:1
[INFO] [stdout]      |
[INFO] [stdout] 3697 | unsafe impl std::iter::Step for Int {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: remove `unsafe` from this trait implementation
[INFO] [stdout]      |
[INFO] [stdout] 3697 - unsafe impl std::iter::Step for Int {
[INFO] [stdout] 3697 + impl std::iter::Step for Int {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0199, E0603, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0199`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ramp` (lib) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "7664955327edd367929d827c5d55e32b604257be6dd0999ebfbd2fefd6312d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7664955327edd367929d827c5d55e32b604257be6dd0999ebfbd2fefd6312d4d", kill_on_drop: false }`
[INFO] [stdout] 7664955327edd367929d827c5d55e32b604257be6dd0999ebfbd2fefd6312d4d