[INFO] fetching crate rbuf 0.1.4...
[INFO] testing rbuf-0.1.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate rbuf 0.1.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rbuf 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rbuf 0.1.4
[INFO] tweaked toml for crates.io crate rbuf 0.1.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbuf 0.1.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rbuf 0.1.4 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c8185a4e26dea5769c0bf39c6bd257de165a0d52c981e2e309ea40a30b50726
[INFO] running `Command { std: "docker" "start" "-a" "3c8185a4e26dea5769c0bf39c6bd257de165a0d52c981e2e309ea40a30b50726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c8185a4e26dea5769c0bf39c6bd257de165a0d52c981e2e309ea40a30b50726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8185a4e26dea5769c0bf39c6bd257de165a0d52c981e2e309ea40a30b50726", kill_on_drop: false }`
[INFO] [stdout] 3c8185a4e26dea5769c0bf39c6bd257de165a0d52c981e2e309ea40a30b50726
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a68ae13cf8cd96f6ea78b42b8194a8b02971b5b11118050621e833941d111efc
[INFO] running `Command { std: "docker" "start" "-a" "a68ae13cf8cd96f6ea78b42b8194a8b02971b5b11118050621e833941d111efc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbuf v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "a68ae13cf8cd96f6ea78b42b8194a8b02971b5b11118050621e833941d111efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68ae13cf8cd96f6ea78b42b8194a8b02971b5b11118050621e833941d111efc", kill_on_drop: false }`
[INFO] [stdout] a68ae13cf8cd96f6ea78b42b8194a8b02971b5b11118050621e833941d111efc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 477eb26ad793c5cf7eb50487e6830dbc1e3616f4e8944ae1a5e0b71d8701a474
[INFO] running `Command { std: "docker" "start" "-a" "477eb26ad793c5cf7eb50487e6830dbc1e3616f4e8944ae1a5e0b71d8701a474", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbuf v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "477eb26ad793c5cf7eb50487e6830dbc1e3616f4e8944ae1a5e0b71d8701a474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "477eb26ad793c5cf7eb50487e6830dbc1e3616f4e8944ae1a5e0b71d8701a474", kill_on_drop: false }`
[INFO] [stdout] 477eb26ad793c5cf7eb50487e6830dbc1e3616f4e8944ae1a5e0b71d8701a474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd4243d670a7d11e3aade99ebfbca7ee6e0a569383b9b824b1930fa93d515793
[INFO] running `Command { std: "docker" "start" "-a" "fd4243d670a7d11e3aade99ebfbca7ee6e0a569383b9b824b1930fa93d515793", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rbuf-452277fd01538c57)
[INFO] [stdout] running 0 tests
[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] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-ee1ad12b32cbc29f)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test double_ended_iter ... ok
[INFO] [stdout] test buf_index ... ok
[INFO] [stdout] test buf_len ... ok
[INFO] [stdout] test front_back_mut ... ok
[INFO] [stdout] test front_back ... ok
[INFO] [stdout] test iter_size_hint ... ok
[INFO] [stdout] test iter_next ... ok
[INFO] [stdout] test mutating_iter ... ok
[INFO] [stdout] test ring_buf_macro ... ok
[INFO] [stdout] test boxed_slice ... ok
[INFO] [stdout] test no_mutable_iterator_with_zst - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbuf
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fd4243d670a7d11e3aade99ebfbca7ee6e0a569383b9b824b1930fa93d515793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4243d670a7d11e3aade99ebfbca7ee6e0a569383b9b824b1930fa93d515793", kill_on_drop: false }`
[INFO] [stdout] fd4243d670a7d11e3aade99ebfbca7ee6e0a569383b9b824b1930fa93d515793