[INFO] cloning repository https://github.com/ben-lewington/dials
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ben-lewington/dials" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben-lewington%2Fdials", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben-lewington%2Fdials'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bed0f22e019db64ee02d84124269be64ca0eaec8
[INFO] checking ben-lewington/dials against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben-lewington%2Fdials" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ben-lewington/dials on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ben-lewington/dials
[INFO] finished tweaking git repo https://github.com/ben-lewington/dials
[INFO] tweaked toml for git repo https://github.com/ben-lewington/dials written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ben-lewington/dials 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc180f24ef7c1d9f7651f567b94692b82ae775b4605e8baa390ac6e2ef2574cc
[INFO] running `Command { std: "docker" "start" "-a" "cc180f24ef7c1d9f7651f567b94692b82ae775b4605e8baa390ac6e2ef2574cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc180f24ef7c1d9f7651f567b94692b82ae775b4605e8baa390ac6e2ef2574cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc180f24ef7c1d9f7651f567b94692b82ae775b4605e8baa390ac6e2ef2574cc", kill_on_drop: false }`
[INFO] [stdout] cc180f24ef7c1d9f7651f567b94692b82ae775b4605e8baa390ac6e2ef2574cc
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 197c2a99cef8919d34f4b7eda04f9c8339dadc826c068e0ed6720383f0fbcf19
[INFO] running `Command { std: "docker" "start" "-a" "197c2a99cef8919d34f4b7eda04f9c8339dadc826c068e0ed6720383f0fbcf19", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking dials-modulo v0.1.0 (/opt/rustwide/workdir/dials-modulo)
[INFO] [stdout] warning: methods `repr` and `repr_wide` are never used
[INFO] [stdout]   --> dials-modulo/src/container_impl.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub trait NatContainer: Sized {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 8  |     fn repr(self) -> usize;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 9  |
[INFO] [stdout] 10 |     fn repr_wide(self) -> u128;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `repr` and `repr_wide` are never used
[INFO] [stdout]   --> dials-modulo/src/container_impl.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub trait NatContainer: Sized {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 8  |     fn repr(self) -> usize;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 9  |
[INFO] [stdout] 10 |     fn repr_wide(self) -> u128;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking dials-macros v0.1.0 (/opt/rustwide/workdir/dials-macros)
[INFO] [stderr]     Checking dials v0.1.0 (/opt/rustwide/workdir/dials)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> dials/tests/spec/colors.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let x = x.alpha() as u8;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "197c2a99cef8919d34f4b7eda04f9c8339dadc826c068e0ed6720383f0fbcf19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197c2a99cef8919d34f4b7eda04f9c8339dadc826c068e0ed6720383f0fbcf19", kill_on_drop: false }`
[INFO] [stdout] 197c2a99cef8919d34f4b7eda04f9c8339dadc826c068e0ed6720383f0fbcf19
[INFO] checking ben-lewington/dials against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fben-lewington%2Fdials" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ben-lewington/dials on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ben-lewington/dials
[INFO] finished tweaking git repo https://github.com/ben-lewington/dials
[INFO] tweaked toml for git repo https://github.com/ben-lewington/dials written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ben-lewington/dials 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38204c57ede30d2ea1fd2b3293ea8c4a73a1cb983d923e19b99e16a55f3b5854
[INFO] running `Command { std: "docker" "start" "-a" "38204c57ede30d2ea1fd2b3293ea8c4a73a1cb983d923e19b99e16a55f3b5854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38204c57ede30d2ea1fd2b3293ea8c4a73a1cb983d923e19b99e16a55f3b5854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38204c57ede30d2ea1fd2b3293ea8c4a73a1cb983d923e19b99e16a55f3b5854", kill_on_drop: false }`
[INFO] [stdout] 38204c57ede30d2ea1fd2b3293ea8c4a73a1cb983d923e19b99e16a55f3b5854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1778945aa09885ab552f470425966a08ecc10a3e21742a59997f849fb053d7f5
[INFO] running `Command { std: "docker" "start" "-a" "1778945aa09885ab552f470425966a08ecc10a3e21742a59997f849fb053d7f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking dials-modulo v0.1.0 (/opt/rustwide/workdir/dials-modulo)
[INFO] [stdout] warning: methods `repr` and `repr_wide` are never used
[INFO] [stdout]   --> dials-modulo/src/container_impl.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub trait NatContainer: Sized {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 8  |     fn repr(self) -> usize;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 9  |
[INFO] [stdout] 10 |     fn repr_wide(self) -> u128;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `repr` and `repr_wide` are never used
[INFO] [stdout]   --> dials-modulo/src/container_impl.rs:8:8
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub trait NatContainer: Sized {
[INFO] [stdout]    |           ------------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 8  |     fn repr(self) -> usize;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 9  |
[INFO] [stdout] 10 |     fn repr_wide(self) -> u128;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v2.0.48
[INFO] [stderr]     Checking dials-macros v0.1.0 (/opt/rustwide/workdir/dials-macros)
[INFO] [stderr]     Checking dials v0.1.0 (/opt/rustwide/workdir/dials)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> dials/tests/spec/colors.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let x = x.alpha() as u8;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "1778945aa09885ab552f470425966a08ecc10a3e21742a59997f849fb053d7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1778945aa09885ab552f470425966a08ecc10a3e21742a59997f849fb053d7f5", kill_on_drop: false }`
[INFO] [stdout] 1778945aa09885ab552f470425966a08ecc10a3e21742a59997f849fb053d7f5