[INFO] fetching crate lazuli_core 0.1.1-rc.3...
[INFO] checking lazuli_core-0.1.1-rc.3 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate lazuli_core 0.1.1-rc.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate lazuli_core 0.1.1-rc.3 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 lazuli_core 0.1.1-rc.3
[INFO] finished tweaking crates.io crate lazuli_core 0.1.1-rc.3
[INFO] tweaked toml for crates.io crate lazuli_core 0.1.1-rc.3 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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 30 packages to latest compatible versions
[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]     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-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd4f9cdf9f18e95186b4997eb3ae6b6f997565c904bfd6db7bd60efbde943f82
[INFO] running `Command { std: "docker" "start" "-a" "cd4f9cdf9f18e95186b4997eb3ae6b6f997565c904bfd6db7bd60efbde943f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd4f9cdf9f18e95186b4997eb3ae6b6f997565c904bfd6db7bd60efbde943f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4f9cdf9f18e95186b4997eb3ae6b6f997565c904bfd6db7bd60efbde943f82", kill_on_drop: false }`
[INFO] [stdout] cd4f9cdf9f18e95186b4997eb3ae6b6f997565c904bfd6db7bd60efbde943f82
[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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ead7258119b3dfa05e397e1c0eb2a7619d1920c15d86fca1ae20a9b2dfce3e1b
[INFO] running `Command { std: "docker" "start" "-a" "ead7258119b3dfa05e397e1c0eb2a7619d1920c15d86fca1ae20a9b2dfce3e1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]     Checking lazuli_core v0.1.1-rc.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/net/server.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::config::{self, SocketConfig};
[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] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking simplelog v0.12.2
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/net/server.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::config::{self, SocketConfig};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IpAddr`, `SocketAddr`, and `sync::Mutex`
[INFO] [stdout]   --> src/net/mod.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |         net::{IpAddr, Ipv4Addr, SocketAddr},
[INFO] [stdout]    |               ^^^^^^            ^^^^^^^^^^
[INFO] [stdout] 18 |         sync::Mutex,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]   --> src/net/mod.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     use log::debug;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.42s
[INFO] running `Command { std: "docker" "inspect" "ead7258119b3dfa05e397e1c0eb2a7619d1920c15d86fca1ae20a9b2dfce3e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead7258119b3dfa05e397e1c0eb2a7619d1920c15d86fca1ae20a9b2dfce3e1b", kill_on_drop: false }`
[INFO] [stdout] ead7258119b3dfa05e397e1c0eb2a7619d1920c15d86fca1ae20a9b2dfce3e1b
[INFO] checking lazuli_core-0.1.1-rc.3 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate lazuli_core 0.1.1-rc.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate lazuli_core 0.1.1-rc.3 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 lazuli_core 0.1.1-rc.3
[INFO] finished tweaking crates.io crate lazuli_core 0.1.1-rc.3
[INFO] tweaked toml for crates.io crate lazuli_core 0.1.1-rc.3 written to /workspace/builds/worker-6-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages to latest compatible versions
[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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c4722c74c0de546e8ef5f9fed610e99fe83dcd9462d6ce95c156571c9aef43b
[INFO] running `Command { std: "docker" "start" "-a" "6c4722c74c0de546e8ef5f9fed610e99fe83dcd9462d6ce95c156571c9aef43b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c4722c74c0de546e8ef5f9fed610e99fe83dcd9462d6ce95c156571c9aef43b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c4722c74c0de546e8ef5f9fed610e99fe83dcd9462d6ce95c156571c9aef43b", kill_on_drop: false }`
[INFO] [stdout] 6c4722c74c0de546e8ef5f9fed610e99fe83dcd9462d6ce95c156571c9aef43b
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 279601a1742b6c32e0f567c57651be1fc1768a2a606c208ca806bf18c4ff5b33
[INFO] running `Command { std: "docker" "start" "-a" "279601a1742b6c32e0f567c57651be1fc1768a2a606c208ca806bf18c4ff5b33", kill_on_drop: false }`
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]     Checking lazuli_core v0.1.1-rc.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/net/server.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::config::{self, SocketConfig};
[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] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking simplelog v0.12.2
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/net/server.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::config::{self, SocketConfig};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IpAddr`, `SocketAddr`, and `sync::Mutex`
[INFO] [stdout]   --> src/net/mod.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |         net::{IpAddr, Ipv4Addr, SocketAddr},
[INFO] [stdout]    |               ^^^^^^            ^^^^^^^^^^
[INFO] [stdout] 18 |         sync::Mutex,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]   --> src/net/mod.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     use log::debug;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "279601a1742b6c32e0f567c57651be1fc1768a2a606c208ca806bf18c4ff5b33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279601a1742b6c32e0f567c57651be1fc1768a2a606c208ca806bf18c4ff5b33", kill_on_drop: false }`
[INFO] [stdout] 279601a1742b6c32e0f567c57651be1fc1768a2a606c208ca806bf18c4ff5b33