[INFO] cloning repository https://github.com/JeremyRodencal/DirtyDmgTestbed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JeremyRodencal/DirtyDmgTestbed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremyRodencal%2FDirtyDmgTestbed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremyRodencal%2FDirtyDmgTestbed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f13993c77323063ee9afc24acf338e670893e39
[INFO] checking JeremyRodencal/DirtyDmgTestbed against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremyRodencal%2FDirtyDmgTestbed" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JeremyRodencal/DirtyDmgTestbed on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JeremyRodencal/DirtyDmgTestbed
[INFO] finished tweaking git repo https://github.com/JeremyRodencal/DirtyDmgTestbed
[INFO] tweaked toml for git repo https://github.com/JeremyRodencal/DirtyDmgTestbed written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JeremyRodencal/DirtyDmgTestbed 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded version-compare v0.1.0
[INFO] [stderr]   Downloaded sdl2 v0.35.1
[INFO] [stderr]   Downloaded sdl2-sys v0.35.1
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c43d3e9888d38482a83ce666de0fed53698854429ea3a8dfc3f9fd3d4e2e751d
[INFO] running `Command { std: "docker" "start" "-a" "c43d3e9888d38482a83ce666de0fed53698854429ea3a8dfc3f9fd3d4e2e751d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c43d3e9888d38482a83ce666de0fed53698854429ea3a8dfc3f9fd3d4e2e751d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c43d3e9888d38482a83ce666de0fed53698854429ea3a8dfc3f9fd3d4e2e751d", kill_on_drop: false }`
[INFO] [stdout] c43d3e9888d38482a83ce666de0fed53698854429ea3a8dfc3f9fd3d4e2e751d
[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=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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a410df1572c04370c7b3691105d2c68e26470be0c1986748e072e1c91b79d3d
[INFO] running `Command { std: "docker" "start" "-a" "0a410df1572c04370c7b3691105d2c68e26470be0c1986748e072e1c91b79d3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling sdl2 v0.35.1
[INFO] [stderr]     Checking dirtydmg-core v0.1.0 (/opt/rustwide/workdir/dirtydmg-core)
[INFO] [stderr]    Compiling sdl2-sys v0.35.1
[INFO] [stdout] warning: the item `BusRW` is imported redundantly
[INFO] [stdout]     --> dirtydmg-core/src/cpu.rs:2211:22
[INFO] [stdout]      |
[INFO] [stdout] 2210 |     use super::*;
[INFO] [stdout]      |         -------- the item `BusRW` is already imported here
[INFO] [stdout] 2211 |     use crate::bus::{BusRW};
[INFO] [stdout]      |                      ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `InterruptStatus` is imported redundantly
[INFO] [stdout]    --> dirtydmg-core/src/timer.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     use super::*;
[INFO] [stdout]     |         -------- the item `InterruptStatus` is already imported here
[INFO] [stdout] 127 |     use crate::interrupt::InterruptStatus;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dirtydmg-pc v0.1.0 (/opt/rustwide/workdir/dirtydmg-pc)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `Command { std: "docker" "inspect" "0a410df1572c04370c7b3691105d2c68e26470be0c1986748e072e1c91b79d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a410df1572c04370c7b3691105d2c68e26470be0c1986748e072e1c91b79d3d", kill_on_drop: false }`
[INFO] [stdout] 0a410df1572c04370c7b3691105d2c68e26470be0c1986748e072e1c91b79d3d
[INFO] checking JeremyRodencal/DirtyDmgTestbed against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremyRodencal%2FDirtyDmgTestbed" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JeremyRodencal/DirtyDmgTestbed on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JeremyRodencal/DirtyDmgTestbed
[INFO] finished tweaking git repo https://github.com/JeremyRodencal/DirtyDmgTestbed
[INFO] tweaked toml for git repo https://github.com/JeremyRodencal/DirtyDmgTestbed written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JeremyRodencal/DirtyDmgTestbed 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ce863087dc15db9dc46a51d3535faa2cfbca8f32f12f8bb6e3f16e4b4de882e
[INFO] running `Command { std: "docker" "start" "-a" "4ce863087dc15db9dc46a51d3535faa2cfbca8f32f12f8bb6e3f16e4b4de882e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ce863087dc15db9dc46a51d3535faa2cfbca8f32f12f8bb6e3f16e4b4de882e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce863087dc15db9dc46a51d3535faa2cfbca8f32f12f8bb6e3f16e4b4de882e", kill_on_drop: false }`
[INFO] [stdout] 4ce863087dc15db9dc46a51d3535faa2cfbca8f32f12f8bb6e3f16e4b4de882e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0aeda14fa68254cfddc32ff5689048157794ac4bd8c6bdcac65b946f6551842
[INFO] running `Command { std: "docker" "start" "-a" "e0aeda14fa68254cfddc32ff5689048157794ac4bd8c6bdcac65b946f6551842", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling sdl2 v0.35.1
[INFO] [stderr]     Checking dirtydmg-core v0.1.0 (/opt/rustwide/workdir/dirtydmg-core)
[INFO] [stdout] warning: the item `BusRW` is imported redundantly
[INFO] [stdout]     --> dirtydmg-core/src/cpu.rs:2211:22
[INFO] [stdout]      |
[INFO] [stdout] 2210 |     use super::*;
[INFO] [stdout]      |         -------- the item `BusRW` is already imported here
[INFO] [stdout] 2211 |     use crate::bus::{BusRW};
[INFO] [stdout]      |                      ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `InterruptStatus` is imported redundantly
[INFO] [stdout]    --> dirtydmg-core/src/timer.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     use super::*;
[INFO] [stdout]     |         -------- the item `InterruptStatus` is already imported here
[INFO] [stdout] 127 |     use crate::interrupt::InterruptStatus;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sdl2-sys v0.35.1
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dirtydmg-pc v0.1.0 (/opt/rustwide/workdir/dirtydmg-pc)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "e0aeda14fa68254cfddc32ff5689048157794ac4bd8c6bdcac65b946f6551842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0aeda14fa68254cfddc32ff5689048157794ac4bd8c6bdcac65b946f6551842", kill_on_drop: false }`
[INFO] [stdout] e0aeda14fa68254cfddc32ff5689048157794ac4bd8c6bdcac65b946f6551842