[INFO] fetching crate rs_stream 0.1.0...
[INFO] testing rs_stream-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rs_stream 0.1.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate rs_stream 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs_stream 0.1.0
[INFO] finished tweaking crates.io crate rs_stream 0.1.0
[INFO] tweaked toml for crates.io crate rs_stream 0.1.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ca21741c18b3fa3319a78ee7f9ca953ed3866c0159adbcaa7cb97bcf71dcf0b
[INFO] running `Command { std: "docker" "start" "-a" "8ca21741c18b3fa3319a78ee7f9ca953ed3866c0159adbcaa7cb97bcf71dcf0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ca21741c18b3fa3319a78ee7f9ca953ed3866c0159adbcaa7cb97bcf71dcf0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca21741c18b3fa3319a78ee7f9ca953ed3866c0159adbcaa7cb97bcf71dcf0b", kill_on_drop: false }`
[INFO] [stdout] 8ca21741c18b3fa3319a78ee7f9ca953ed3866c0159adbcaa7cb97bcf71dcf0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21d7111c51323d6588f3ee615682df2ee7fb282ad7dc6a3a416b5898881a6f58
[INFO] running `Command { std: "docker" "start" "-a" "21d7111c51323d6588f3ee615682df2ee7fb282ad7dc6a3a416b5898881a6f58", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rs_stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "21d7111c51323d6588f3ee615682df2ee7fb282ad7dc6a3a416b5898881a6f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21d7111c51323d6588f3ee615682df2ee7fb282ad7dc6a3a416b5898881a6f58", kill_on_drop: false }`
[INFO] [stdout] 21d7111c51323d6588f3ee615682df2ee7fb282ad7dc6a3a416b5898881a6f58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 981c43748803353814cff3f17fff6ab32344d55ae2cfa02ac608381e4772ae39
[INFO] running `Command { std: "docker" "start" "-a" "981c43748803353814cff3f17fff6ab32344d55ae2cfa02ac608381e4772ae39", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rs_stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "981c43748803353814cff3f17fff6ab32344d55ae2cfa02ac608381e4772ae39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "981c43748803353814cff3f17fff6ab32344d55ae2cfa02ac608381e4772ae39", kill_on_drop: false }`
[INFO] [stdout] 981c43748803353814cff3f17fff6ab32344d55ae2cfa02ac608381e4772ae39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 306ad7c4d631e56207113c8bf28cdac1571f5d7a848cc47c6d4007a95a55170d
[INFO] running `Command { std: "docker" "start" "-a" "306ad7c4d631e56207113c8bf28cdac1571f5d7a848cc47c6d4007a95a55170d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_stream-ed470505904d0e71)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::it_collects_value ... ok
[INFO] [stdout] test tests::compiles ... ok
[INFO] [stdout] test tests::it_filters_ints ... ok
[INFO] [stdout] test tests::it_maps_ints ... ok
[INFO] [stdout] test tests::it_maps_strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rs_stream
[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" "306ad7c4d631e56207113c8bf28cdac1571f5d7a848cc47c6d4007a95a55170d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306ad7c4d631e56207113c8bf28cdac1571f5d7a848cc47c6d4007a95a55170d", kill_on_drop: false }`
[INFO] [stdout] 306ad7c4d631e56207113c8bf28cdac1571f5d7a848cc47c6d4007a95a55170d