[INFO] fetching crate arith_traits 0.3.2...
[INFO] checking arith_traits-0.3.2 against master#0f6e1ae67854c3c44726e8376144c16b465fe7c6 for pr-129392
[INFO] extracting crate arith_traits 0.3.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate arith_traits 0.3.2 on toolchain 0f6e1ae67854c3c44726e8376144c16b465fe7c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate arith_traits 0.3.2
[INFO] finished tweaking crates.io crate arith_traits 0.3.2
[INFO] tweaked toml for crates.io crate arith_traits 0.3.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "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 assert2-macros v0.3.15
[INFO] [stderr]   Downloaded assert2 v0.3.15
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e7d79f3445b31f35cd6d766977a0ef7c00a501b7597383a254f79b89dae66db
[INFO] running `Command { std: "docker" "start" "-a" "4e7d79f3445b31f35cd6d766977a0ef7c00a501b7597383a254f79b89dae66db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e7d79f3445b31f35cd6d766977a0ef7c00a501b7597383a254f79b89dae66db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e7d79f3445b31f35cd6d766977a0ef7c00a501b7597383a254f79b89dae66db", kill_on_drop: false }`
[INFO] [stdout] 4e7d79f3445b31f35cd6d766977a0ef7c00a501b7597383a254f79b89dae66db
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec959600523e4422a3d4e6dc9f64684aa1093f88e35c895aa1d98ba121759617
[INFO] running `Command { std: "docker" "start" "-a" "ec959600523e4422a3d4e6dc9f64684aa1093f88e35c895aa1d98ba121759617", kill_on_drop: false }`
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking libc v0.2.158
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling assert2-macros v0.3.15
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking assert2 v0.3.15
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking arith_traits v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `i_panicking_ops::IPanickingOps`
[INFO] [stdout]   --> src/traits.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     i_panicking_ops::IPanickingOps,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `i_panicking_ops::IPanickingOps`
[INFO] [stdout]   --> src/traits.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     i_panicking_ops::IPanickingOps,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/traits/i_panicking_ops.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait IPanickingOps<T = Self>
[INFO] [stdout]    |           ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn panicking_abs(self) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 16 |     fn panicking_add(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 17 |     fn panicking_div(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 18 |     fn panicking_div_euclid(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     fn panicking_mul(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 20 |     fn panicking_neg(self) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 21 |     fn panicking_pow(self, rhs: u32) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 22 |     fn panicking_rem(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 23 |     fn panicking_rem_euclid(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 24 |     fn panicking_shl(self, rhs: u32) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 25 |     fn panicking_shr(self, rhs: u32) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 26 |     fn panicking_sub(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/traits/i_panicking_ops.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait IPanickingOps<T = Self>
[INFO] [stdout]    |           ------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn panicking_abs(self) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 16 |     fn panicking_add(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 17 |     fn panicking_div(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 18 |     fn panicking_div_euclid(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     fn panicking_mul(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 20 |     fn panicking_neg(self) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 21 |     fn panicking_pow(self, rhs: u32) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 22 |     fn panicking_rem(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 23 |     fn panicking_rem_euclid(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 24 |     fn panicking_shl(self, rhs: u32) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 25 |     fn panicking_shr(self, rhs: u32) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 26 |     fn panicking_sub(self, rhs: T) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `Command { std: "docker" "inspect" "ec959600523e4422a3d4e6dc9f64684aa1093f88e35c895aa1d98ba121759617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec959600523e4422a3d4e6dc9f64684aa1093f88e35c895aa1d98ba121759617", kill_on_drop: false }`
[INFO] [stdout] ec959600523e4422a3d4e6dc9f64684aa1093f88e35c895aa1d98ba121759617