[INFO] fetching crate snowflaked 1.0.3...
[INFO] checking snowflaked-1.0.3 against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] extracting crate snowflaked 1.0.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate snowflaked 1.0.3
[INFO] finished tweaking crates.io crate snowflaked 1.0.3
[INFO] tweaked toml for crates.io crate snowflaked 1.0.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snowflaked 1.0.3 on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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 47 packages to latest compatible versions
[INFO] [stderr]       Adding loom v0.5.6 (available: v0.7.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab6913fa058b446298eb921b64193eb04f7b9a693ed64b360a4aec2a01f331b9
[INFO] running `Command { std: "docker" "start" "-a" "ab6913fa058b446298eb921b64193eb04f7b9a693ed64b360a4aec2a01f331b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab6913fa058b446298eb921b64193eb04f7b9a693ed64b360a4aec2a01f331b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab6913fa058b446298eb921b64193eb04f7b9a693ed64b360a4aec2a01f331b9", kill_on_drop: false }`
[INFO] [stdout] ab6913fa058b446298eb921b64193eb04f7b9a693ed64b360a4aec2a01f331b9
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5b2d4b3c41c00dbd801249763002bcda2cd2216424777256d77a32a2187e22f
[INFO] running `Command { std: "docker" "start" "-a" "e5b2d4b3c41c00dbd801249763002bcda2cd2216424777256d77a32a2187e22f", kill_on_drop: false }`
[INFO] [stderr]     Checking snowflaked v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]    --> src/lib.rs:471:21
[INFO] [stdout]     |
[INFO] [stdout] 471 | #[cfg(all(test, not(loom)))]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]  --> src/loom.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(not(loom))]
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]  --> src/loom.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[cfg(loom)]
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicU64` and `Ordering`
[INFO] [stdout]  --> src/loom.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) use core::sync::atomic::{AtomicU64, Ordering};
[INFO] [stdout]   |                                     ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]    --> src/lib.rs:471:21
[INFO] [stdout]     |
[INFO] [stdout] 471 | #[cfg(all(test, not(loom)))]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]  --> src/loom.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(not(loom))]
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `loom`
[INFO] [stdout]  --> src/loom.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[cfg(loom)]
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(loom)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(loom)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicU64` and `Ordering`
[INFO] [stdout]  --> src/loom.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) use core::sync::atomic::{AtomicU64, Ordering};
[INFO] [stdout]   |                                     ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_bits` and `to_bits` are never used
[INFO] [stdout]    --> src/lib.rs:453:25
[INFO] [stdout]     |
[INFO] [stdout] 400 | impl Components {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 453 |     pub(crate) const fn from_bits(bits: u64) -> Self {
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 458 |     pub(crate) const fn to_bits(self) -> u64 {
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Time` is never used
[INFO] [stdout]  --> src/time.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Time {
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `DEFAULT` is never used
[INFO] [stdout]  --> src/time.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) trait DefaultTime {
[INFO] [stdout]   |                  ----------- associated constant in this trait
[INFO] [stdout] 8 |     const DEFAULT: Self;
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_bits` and `to_bits` are never used
[INFO] [stdout]    --> src/lib.rs:453:25
[INFO] [stdout]     |
[INFO] [stdout] 400 | impl Components {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 453 |     pub(crate) const fn from_bits(bits: u64) -> Self {
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 458 |     pub(crate) const fn to_bits(self) -> u64 {
[INFO] [stdout]     |                         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Time` is never used
[INFO] [stdout]  --> src/time.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Time {
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `DEFAULT` is never used
[INFO] [stdout]  --> src/time.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) trait DefaultTime {
[INFO] [stdout]   |                  ----------- associated constant in this trait
[INFO] [stdout] 8 |     const DEFAULT: Self;
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "e5b2d4b3c41c00dbd801249763002bcda2cd2216424777256d77a32a2187e22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b2d4b3c41c00dbd801249763002bcda2cd2216424777256d77a32a2187e22f", kill_on_drop: false }`
[INFO] [stdout] e5b2d4b3c41c00dbd801249763002bcda2cd2216424777256d77a32a2187e22f