[INFO] fetching crate read-write-ext-tokio 1.0.0...
[INFO] testing read-write-ext-tokio-1.0.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate read-write-ext-tokio 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate read-write-ext-tokio 1.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate read-write-ext-tokio 1.0.0
[INFO] tweaked toml for crates.io crate read-write-ext-tokio 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate read-write-ext-tokio 1.0.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate read-write-ext-tokio 1.0.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytes v1.7.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.88
[INFO] [stderr]   Downloaded fixed-buffer v1.0.0
[INFO] [stderr]   Downloaded syn v2.0.82
[INFO] [stderr]   Downloaded libc v0.2.161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d81f632b4b2f86b8edd0642e7a03885c30c7aa4927ac18e07b2983de6806a97b
[INFO] running `Command { std: "docker" "start" "-a" "d81f632b4b2f86b8edd0642e7a03885c30c7aa4927ac18e07b2983de6806a97b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d81f632b4b2f86b8edd0642e7a03885c30c7aa4927ac18e07b2983de6806a97b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81f632b4b2f86b8edd0642e7a03885c30c7aa4927ac18e07b2983de6806a97b", kill_on_drop: false }`
[INFO] [stdout] d81f632b4b2f86b8edd0642e7a03885c30c7aa4927ac18e07b2983de6806a97b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8ec2b0bd8761c00d2482932e77d397b2e39c6ecdbc2e86ae697edb8d5371e2b
[INFO] running `Command { std: "docker" "start" "-a" "a8ec2b0bd8761c00d2482932e77d397b2e39c6ecdbc2e86ae697edb8d5371e2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling read-write-ext-tokio v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "a8ec2b0bd8761c00d2482932e77d397b2e39c6ecdbc2e86ae697edb8d5371e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8ec2b0bd8761c00d2482932e77d397b2e39c6ecdbc2e86ae697edb8d5371e2b", kill_on_drop: false }`
[INFO] [stdout] a8ec2b0bd8761c00d2482932e77d397b2e39c6ecdbc2e86ae697edb8d5371e2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff149ae611b0c417b8d81c4b0b77cb456279a881b31ab70a39db23fd7fc5dade
[INFO] running `Command { std: "docker" "start" "-a" "ff149ae611b0c417b8d81c4b0b77cb456279a881b31ab70a39db23fd7fc5dade", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.88
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.82
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling fixed-buffer v1.0.0
[INFO] [stderr]    Compiling read-write-ext-tokio v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.50s
[INFO] running `Command { std: "docker" "inspect" "ff149ae611b0c417b8d81c4b0b77cb456279a881b31ab70a39db23fd7fc5dade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff149ae611b0c417b8d81c4b0b77cb456279a881b31ab70a39db23fd7fc5dade", kill_on_drop: false }`
[INFO] [stdout] ff149ae611b0c417b8d81c4b0b77cb456279a881b31ab70a39db23fd7fc5dade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f949b19d31aaa43f5ada7d2244f51e7f3be088e43ed5f9613b5fd41f2e92d060
[INFO] running `Command { std: "docker" "start" "-a" "f949b19d31aaa43f5ada7d2244f51e7f3be088e43ed5f9613b5fd41f2e92d060", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/read_write_ext_tokio-4648c099fa27b0f6)
[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] [stderr]      Running tests/chain.rs (/opt/rustwide/target/debug/deps/chain-b6d30bec51a2daf0)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test doesnt_read_second_when_first_has_data ... ok
[INFO] [stdout] test reads_second_when_first_empty ... ok
[INFO] [stdout] test reads_first_then_second ... ok
[INFO] [stdout] test returns_error_from_second ... ok
[INFO] [stdout] test passes_shutdown_through ... ok
[INFO] [stdout] test passes_flush_through ... ok
[INFO] [stdout] test passes_write_through ... ok
[INFO] [stdout] test doesnt_read_second_when_first_returns_error ... ok
[INFO] [stdout] test both_empty ... ok
[INFO] [stderr]      Running tests/take.rs (/opt/rustwide/target/debug/deps/take-01ff33686cdef146)
[INFO] [stdout] test doesnt_read_second_when_first_is_pending ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test doesnt_read_when_zero ... ok
[INFO] [stdout] test empty ... ok
[INFO] [stdout] test doesnt_call_read_after_len_reached ... ok
[INFO] [stdout] test exactly_len ... ok
[INFO] [stdout] test fewer_than_len ... ok
[INFO] [stdout] test fewer_than_len_in_multiple_reads ... ok
[INFO] [stdout] test exactly_len_in_multiple_reads ... ok
[INFO] [stdout] test doesnt_call_read_after_len_reached_in_multiple_reads ... ok
[INFO] [stdout] test passes_shutdown_through ... ok
[INFO] [stdout] test passes_write_through ... ok
[INFO] [stdout] test passes_flush_through ... ok
[INFO] [stdout] test read_error ... ok
[INFO] [stdout] test read_pending ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_utils.rs (/opt/rustwide/target/debug/deps/test_utils-1f423829548be0f6)
[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] [stderr]    Doc-tests read_write_ext_tokio
[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" "f949b19d31aaa43f5ada7d2244f51e7f3be088e43ed5f9613b5fd41f2e92d060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f949b19d31aaa43f5ada7d2244f51e7f3be088e43ed5f9613b5fd41f2e92d060", kill_on_drop: false }`
[INFO] [stdout] f949b19d31aaa43f5ada7d2244f51e7f3be088e43ed5f9613b5fd41f2e92d060
