[INFO] fetching crate mushin 0.5.0...
[INFO] checking mushin-0.5.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate mushin 0.5.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate mushin 0.5.0 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 crates.io crate mushin 0.5.0
[INFO] finished tweaking crates.io crate mushin 0.5.0
[INFO] tweaked toml for crates.io crate mushin 0.5.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding num v0.2.1 (latest: v0.4.3)
[INFO] [stderr]       Adding num-bigint v0.2.6 (latest: v0.4.6)
[INFO] [stderr]       Adding num-complex v0.2.4 (latest: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.2.4 (latest: v0.4.2)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.1)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.23)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrayfire v3.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3b19ab3969eddaed4fe19fe5461fdd029b11f90b7e1fa51b223181e5d399ff61
[INFO] running `Command { std: "docker" "start" "-a" "3b19ab3969eddaed4fe19fe5461fdd029b11f90b7e1fa51b223181e5d399ff61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b19ab3969eddaed4fe19fe5461fdd029b11f90b7e1fa51b223181e5d399ff61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b19ab3969eddaed4fe19fe5461fdd029b11f90b7e1fa51b223181e5d399ff61", kill_on_drop: false }`
[INFO] [stdout] 3b19ab3969eddaed4fe19fe5461fdd029b11f90b7e1fa51b223181e5d399ff61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f6f77c91d0204f66d8cc1ed09733f76fc16e21c7e2c89e367270738d956017a4
[INFO] running `Command { std: "docker" "start" "-a" "f6f77c91d0204f66d8cc1ed09733f76fc16e21c7e2c89e367270738d956017a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling arrayfire v3.8.0
[INFO] [stderr]     Checking mushin v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BinaryReverseFn` and `UnaryReverseFn`
[INFO] [stdout]  --> src/graph/tape.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use crate::graph::node::{BinaryReverseFn, NodeId, UnaryReverseFn};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BinaryReverseFn` and `UnaryReverseFn`
[INFO] [stdout]  --> src/graph/tape.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use crate::graph::node::{BinaryReverseFn, NodeId, UnaryReverseFn};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "f6f77c91d0204f66d8cc1ed09733f76fc16e21c7e2c89e367270738d956017a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f77c91d0204f66d8cc1ed09733f76fc16e21c7e2c89e367270738d956017a4", kill_on_drop: false }`
[INFO] [stdout] f6f77c91d0204f66d8cc1ed09733f76fc16e21c7e2c89e367270738d956017a4
[INFO] checking mushin-0.5.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate mushin 0.5.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate mushin 0.5.0 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 crates.io crate mushin 0.5.0
[INFO] finished tweaking crates.io crate mushin 0.5.0
[INFO] tweaked toml for crates.io crate mushin 0.5.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding num v0.2.1 (latest: v0.4.3)
[INFO] [stderr]       Adding num-bigint v0.2.6 (latest: v0.4.6)
[INFO] [stderr]       Adding num-complex v0.2.4 (latest: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.2.4 (latest: v0.4.2)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.1)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.23)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 49557771b55dc1cc74aba25835d3651410ec03fc1dc3d5732bf4c272fe1d5829
[INFO] running `Command { std: "docker" "start" "-a" "49557771b55dc1cc74aba25835d3651410ec03fc1dc3d5732bf4c272fe1d5829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49557771b55dc1cc74aba25835d3651410ec03fc1dc3d5732bf4c272fe1d5829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49557771b55dc1cc74aba25835d3651410ec03fc1dc3d5732bf4c272fe1d5829", kill_on_drop: false }`
[INFO] [stdout] 49557771b55dc1cc74aba25835d3651410ec03fc1dc3d5732bf4c272fe1d5829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4db621b58a3bd58ba5f7b03d4525b75ad597c3c3693636a88fdad0518084907e
[INFO] running `Command { std: "docker" "start" "-a" "4db621b58a3bd58ba5f7b03d4525b75ad597c3c3693636a88fdad0518084907e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling arrayfire v3.8.0
[INFO] [stderr]     Checking mushin v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BinaryReverseFn` and `UnaryReverseFn`
[INFO] [stdout]  --> src/graph/tape.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use crate::graph::node::{BinaryReverseFn, NodeId, UnaryReverseFn};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BinaryReverseFn` and `UnaryReverseFn`
[INFO] [stdout]  --> src/graph/tape.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use crate::graph::node::{BinaryReverseFn, NodeId, UnaryReverseFn};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "4db621b58a3bd58ba5f7b03d4525b75ad597c3c3693636a88fdad0518084907e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db621b58a3bd58ba5f7b03d4525b75ad597c3c3693636a88fdad0518084907e", kill_on_drop: false }`
[INFO] [stdout] 4db621b58a3bd58ba5f7b03d4525b75ad597c3c3693636a88fdad0518084907e