[INFO] fetching crate stable-hash 0.4.3...
[INFO] checking stable-hash-0.4.3 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate stable-hash 0.4.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate stable-hash 0.4.3 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 stable-hash 0.4.3
[INFO] finished tweaking crates.io crate stable-hash 0.4.3
[INFO] tweaked toml for crates.io crate stable-hash 0.4.3 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]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.6)
[INFO] [stderr]       Adding blake3 v0.3.8 (latest: v1.5.4)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding constant_time_eq v0.1.5 (latest: v0.3.1)
[INFO] [stderr]       Adding crypto-mac v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding uint v0.8.5 (latest: v0.9.5)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[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-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] fc1a9ec47a905555fd1a04302d2b0192d008779f495f91442949627fe743d6e8
[INFO] running `Command { std: "docker" "start" "-a" "fc1a9ec47a905555fd1a04302d2b0192d008779f495f91442949627fe743d6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc1a9ec47a905555fd1a04302d2b0192d008779f495f91442949627fe743d6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1a9ec47a905555fd1a04302d2b0192d008779f495f91442949627fe743d6e8", kill_on_drop: false }`
[INFO] [stdout] fc1a9ec47a905555fd1a04302d2b0192d008779f495f91442949627fe743d6e8
[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] 8ff4aef4ed60902dcfa636b5ee04a1b8aec4d8c59a49cb1cb3629d40ae70dd7e
[INFO] running `Command { std: "docker" "start" "-a" "8ff4aef4ed60902dcfa636b5ee04a1b8aec4d8c59a49cb1cb3629d40ae70dd7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking arrayref v0.3.8
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking xxhash-rust v0.8.12
[INFO] [stderr]     Checking firestorm v0.5.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ibig v0.3.6
[INFO] [stderr]     Checking stable-hash v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `utils::check_for_child_errors`
[INFO] [stdout]  --> tests/common/mod.rs:3:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use stable_hash::{fast_stable_hash, utils::check_for_child_errors};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `R` is never used
[INFO] [stdout]   --> tests/profiling.rs:34:7
[INFO] [stdout]    |
[INFO] [stdout] 34 | trait R {
[INFO] [stdout]    |       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]    --> tests/profiling.rs:143:6
[INFO] [stdout]     |
[INFO] [stdout] 143 | enum Value {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `C` is never constructed
[INFO] [stdout]    --> tests/profiling.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | struct C {
[INFO] [stdout]     |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `A` is never constructed
[INFO] [stdout]    --> tests/profiling.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 198 | struct A {
[INFO] [stdout]     |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `B` is never constructed
[INFO] [stdout]    --> tests/profiling.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 | struct B {
[INFO] [stdout]     |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.60s
[INFO] running `Command { std: "docker" "inspect" "8ff4aef4ed60902dcfa636b5ee04a1b8aec4d8c59a49cb1cb3629d40ae70dd7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff4aef4ed60902dcfa636b5ee04a1b8aec4d8c59a49cb1cb3629d40ae70dd7e", kill_on_drop: false }`
[INFO] [stdout] 8ff4aef4ed60902dcfa636b5ee04a1b8aec4d8c59a49cb1cb3629d40ae70dd7e