[INFO] fetching crate brdiff 0.2.0...
[INFO] testing brdiff-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate brdiff 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate brdiff 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brdiff 0.2.0
[INFO] finished tweaking crates.io crate brdiff 0.2.0
[INFO] tweaked toml for crates.io crate brdiff 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate brdiff 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34cc988cb4d442ad50c4d4765dcc03f23956553705e02d4fb64db9efdb2f1b30
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "34cc988cb4d442ad50c4d4765dcc03f23956553705e02d4fb64db9efdb2f1b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34cc988cb4d442ad50c4d4765dcc03f23956553705e02d4fb64db9efdb2f1b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34cc988cb4d442ad50c4d4765dcc03f23956553705e02d4fb64db9efdb2f1b30", kill_on_drop: false }`
[INFO] [stdout] 34cc988cb4d442ad50c4d4765dcc03f23956553705e02d4fb64db9efdb2f1b30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e83b167fb6bdc5fa7a9a096fcd86ea118af54146a2ff7190bcdc8dcb8c319d96
[INFO] running `Command { std: "docker" "start" "-a" "e83b167fb6bdc5fa7a9a096fcd86ea118af54146a2ff7190bcdc8dcb8c319d96", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling deflate v0.8.4
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling tiff v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling image v0.23.4
[INFO] [stderr]    Compiling brdiff v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.00s
[INFO] running `Command { std: "docker" "inspect" "e83b167fb6bdc5fa7a9a096fcd86ea118af54146a2ff7190bcdc8dcb8c319d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e83b167fb6bdc5fa7a9a096fcd86ea118af54146a2ff7190bcdc8dcb8c319d96", kill_on_drop: false }`
[INFO] [stdout] e83b167fb6bdc5fa7a9a096fcd86ea118af54146a2ff7190bcdc8dcb8c319d96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b595b582cab89a33261559c0ce78c0a281076ab4e7b15d6ca8bbfc7dc163d59d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b595b582cab89a33261559c0ce78c0a281076ab4e7b15d6ca8bbfc7dc163d59d", kill_on_drop: false }`
[INFO] [stderr]    Compiling brdiff v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "b595b582cab89a33261559c0ce78c0a281076ab4e7b15d6ca8bbfc7dc163d59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b595b582cab89a33261559c0ce78c0a281076ab4e7b15d6ca8bbfc7dc163d59d", kill_on_drop: false }`
[INFO] [stdout] b595b582cab89a33261559c0ce78c0a281076ab4e7b15d6ca8bbfc7dc163d59d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc9498fc865d53fb79c7e1a6ad7369ec9e8e8d4f923c585d6f259599598c2674
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dc9498fc865d53fb79c7e1a6ad7369ec9e8e8d4f923c585d6f259599598c2674", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brdiff-f5eac5a0af0fb95b
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brdiff-b36a1c5bfbd90cb7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests brdiff
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc9498fc865d53fb79c7e1a6ad7369ec9e8e8d4f923c585d6f259599598c2674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9498fc865d53fb79c7e1a6ad7369ec9e8e8d4f923c585d6f259599598c2674", kill_on_drop: false }`
[INFO] [stdout] dc9498fc865d53fb79c7e1a6ad7369ec9e8e8d4f923c585d6f259599598c2674