[INFO] cloning repository https://github.com/vargasmesh/rust-caskdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vargasmesh/rust-caskdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvargasmesh%2Frust-caskdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvargasmesh%2Frust-caskdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 053582fe41facfdac7202b76f45a64eafe8c558b
[INFO] checking vargasmesh/rust-caskdb against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvargasmesh%2Frust-caskdb" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vargasmesh/rust-caskdb 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 git repo https://github.com/vargasmesh/rust-caskdb
[INFO] finished tweaking git repo https://github.com/vargasmesh/rust-caskdb
[INFO] tweaked toml for git repo https://github.com/vargasmesh/rust-caskdb written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/vargasmesh/rust-caskdb already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cuid2 v0.1.0
[INFO] [stderr]   Downloaded keccak v0.1.3
[INFO] [stderr]   Downloaded io-lifetimes v1.0.6
[INFO] [stderr]   Downloaded rustix v0.36.9
[INFO] [stderr]   Downloaded proptest v1.1.0
[INFO] [stderr]   Downloaded sha3 v0.10.6
[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] 329ee083a59adec0a997e87058eed6a73380e17b853f768e1c28121a6064678f
[INFO] running `Command { std: "docker" "start" "-a" "329ee083a59adec0a997e87058eed6a73380e17b853f768e1c28121a6064678f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "329ee083a59adec0a997e87058eed6a73380e17b853f768e1c28121a6064678f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329ee083a59adec0a997e87058eed6a73380e17b853f768e1c28121a6064678f", kill_on_drop: false }`
[INFO] [stdout] 329ee083a59adec0a997e87058eed6a73380e17b853f768e1c28121a6064678f
[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] 1920a518f4799236f53bc98ac200b6a9e4eb00ca878e07adcfeacc0cf153b43e
[INFO] running `Command { std: "docker" "start" "-a" "1920a518f4799236f53bc98ac200b6a9e4eb00ca878e07adcfeacc0cf153b43e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling io-lifetimes v1.0.6
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking time-core v0.1.0
[INFO] [stderr]     Checking crc-catalog v2.2.0
[INFO] [stderr]     Checking time v0.3.20
[INFO] [stderr]    Compiling time-macros v0.2.8
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking sha3 v0.10.6
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tempfile v3.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.1.0
[INFO] [stderr]     Checking cuid2 v0.1.0
[INFO] [stderr]     Checking caskdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.12s
[INFO] running `Command { std: "docker" "inspect" "1920a518f4799236f53bc98ac200b6a9e4eb00ca878e07adcfeacc0cf153b43e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1920a518f4799236f53bc98ac200b6a9e4eb00ca878e07adcfeacc0cf153b43e", kill_on_drop: false }`
[INFO] [stdout] 1920a518f4799236f53bc98ac200b6a9e4eb00ca878e07adcfeacc0cf153b43e
[INFO] checking vargasmesh/rust-caskdb against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvargasmesh%2Frust-caskdb" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vargasmesh/rust-caskdb 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 git repo https://github.com/vargasmesh/rust-caskdb
[INFO] finished tweaking git repo https://github.com/vargasmesh/rust-caskdb
[INFO] tweaked toml for git repo https://github.com/vargasmesh/rust-caskdb written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/vargasmesh/rust-caskdb already has a lockfile, it will not be regenerated
[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] 5d763c90d05339502796fe806983cbcb5f1c30a0e39af93980aafd777d3a22ed
[INFO] running `Command { std: "docker" "start" "-a" "5d763c90d05339502796fe806983cbcb5f1c30a0e39af93980aafd777d3a22ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d763c90d05339502796fe806983cbcb5f1c30a0e39af93980aafd777d3a22ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d763c90d05339502796fe806983cbcb5f1c30a0e39af93980aafd777d3a22ed", kill_on_drop: false }`
[INFO] [stdout] 5d763c90d05339502796fe806983cbcb5f1c30a0e39af93980aafd777d3a22ed
[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] f5e1877230cda346c2876c088aa81d7943e889a46c25be54d5a41cc57529508e
[INFO] running `Command { std: "docker" "start" "-a" "f5e1877230cda346c2876c088aa81d7943e889a46c25be54d5a41cc57529508e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling io-lifetimes v1.0.6
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking keccak v0.1.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking crc-catalog v2.2.0
[INFO] [stderr]     Checking time-core v0.1.0
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]    Compiling time-macros v0.2.8
[INFO] [stderr]     Checking time v0.3.20
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking sha3 v0.10.6
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tempfile v3.4.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking proptest v1.1.0
[INFO] [stderr]     Checking cuid2 v0.1.0
[INFO] [stderr]     Checking caskdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.40s
[INFO] running `Command { std: "docker" "inspect" "f5e1877230cda346c2876c088aa81d7943e889a46c25be54d5a41cc57529508e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e1877230cda346c2876c088aa81d7943e889a46c25be54d5a41cc57529508e", kill_on_drop: false }`
[INFO] [stdout] f5e1877230cda346c2876c088aa81d7943e889a46c25be54d5a41cc57529508e