[INFO] fetching crate stack-buf 0.1.6...
[INFO] testing stack-buf-0.1.6 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stack-buf 0.1.6 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate stack-buf 0.1.6 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stack-buf 0.1.6
[INFO] finished tweaking crates.io crate stack-buf 0.1.6
[INFO] tweaked toml for crates.io crate stack-buf 0.1.6 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc9c4b8be27405d9b96a172904a3179068d930ceac5a353c08795a671383ee2f
[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" "dc9c4b8be27405d9b96a172904a3179068d930ceac5a353c08795a671383ee2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc9c4b8be27405d9b96a172904a3179068d930ceac5a353c08795a671383ee2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9c4b8be27405d9b96a172904a3179068d930ceac5a353c08795a671383ee2f", kill_on_drop: false }`
[INFO] [stdout] dc9c4b8be27405d9b96a172904a3179068d930ceac5a353c08795a671383ee2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 2e8874731dac808f2a0fd18ca884dce2f711fd5d81deb12ccce75eab708a28ed
[INFO] running `Command { std: "docker" "start" "-a" "2e8874731dac808f2a0fd18ca884dce2f711fd5d81deb12ccce75eab708a28ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack-buf v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "2e8874731dac808f2a0fd18ca884dce2f711fd5d81deb12ccce75eab708a28ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8874731dac808f2a0fd18ca884dce2f711fd5d81deb12ccce75eab708a28ed", kill_on_drop: false }`
[INFO] [stdout] 2e8874731dac808f2a0fd18ca884dce2f711fd5d81deb12ccce75eab708a28ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0f2fd7ad6ccf6272292897743302f393029b53c8d2281e298dd02bf91b36bac
[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" "d0f2fd7ad6ccf6272292897743302f393029b53c8d2281e298dd02bf91b36bac", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack-buf v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "d0f2fd7ad6ccf6272292897743302f393029b53c8d2281e298dd02bf91b36bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f2fd7ad6ccf6272292897743302f393029b53c8d2281e298dd02bf91b36bac", kill_on_drop: false }`
[INFO] [stdout] d0f2fd7ad6ccf6272292897743302f393029b53c8d2281e298dd02bf91b36bac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", 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] 61333b94f90eb310af631fc5b0dc7cb2a7d79cbf6b896e8ad544d1d420dadd88
[INFO] running `Command { std: "docker" "start" "-a" "61333b94f90eb310af631fc5b0dc7cb2a7d79cbf6b896e8ad544d1d420dadd88", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stack_buf-c604ee5f67e7905b)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests stack-buf
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N> (line 1155) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::is_full (line 204) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::extend_from_slice (line 754) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::is_empty (line 188) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N> (line 861) ... ok
[INFO] [stdout] test src/vec.rs - vec::&'amutStackVec<T,N> (line 1132) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::insert (line 396) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::len (line 172) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::clear (line 373) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::copy_from_slice (line 827) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::from_elem (line 701) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::dedup_by (line 626) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::drain (line 531) ... ok
[INFO] [stdout] test src/vec.rs - vec::&'aStackVec<T,N> (line 1111) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::capacity (line 221) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::dedup_by_key (line 673) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::new (line 150) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::truncate (line 343) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::remaining_capacity (line 236) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::retain (line 591) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::pop (line 314) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::push (line 294) ... ok
[INFO] [stdout] test src/vec.rs - vec::stack_vec (line 1310) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::push_elem (line 722) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::remove (line 438) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::swap_remove (line 481) ... ok
[INFO] [stdout] test src/vec.rs - vec::StackVec<T,N>::resize (line 788) ... ok
[INFO] [stdout] test src/vec.rs - vec::stack_vec (line 1324) ... ok
[INFO] [stdout] test src/vec.rs - vec::stack_vec (line 1340) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61333b94f90eb310af631fc5b0dc7cb2a7d79cbf6b896e8ad544d1d420dadd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61333b94f90eb310af631fc5b0dc7cb2a7d79cbf6b896e8ad544d1d420dadd88", kill_on_drop: false }`
[INFO] [stdout] 61333b94f90eb310af631fc5b0dc7cb2a7d79cbf6b896e8ad544d1d420dadd88