[INFO] fetching crate easyio 0.2.0... [INFO] testing easyio-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate easyio 0.2.0 into /workspace/builds/worker-91/source [INFO] validating manifest of crates.io crate easyio 0.2.0 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 easyio 0.2.0 [INFO] finished tweaking crates.io crate easyio 0.2.0 [INFO] tweaked toml for crates.io crate easyio 0.2.0 written to /workspace/builds/worker-91/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] 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-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 04e95bf3c237328abb94baf6820cdb55613aa5b09c16144ffb266e015670ad0c [INFO] running `Command { std: "docker" "start" "-a" "04e95bf3c237328abb94baf6820cdb55613aa5b09c16144ffb266e015670ad0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04e95bf3c237328abb94baf6820cdb55613aa5b09c16144ffb266e015670ad0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04e95bf3c237328abb94baf6820cdb55613aa5b09c16144ffb266e015670ad0c", kill_on_drop: false }` [INFO] [stdout] 04e95bf3c237328abb94baf6820cdb55613aa5b09c16144ffb266e015670ad0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] b7f9a29d044adda0ab388899241cc11c9ed86dec3ac96f3f1183f1ceef042cb6 [INFO] running `Command { std: "docker" "start" "-a" "b7f9a29d044adda0ab388899241cc11c9ed86dec3ac96f3f1183f1ceef042cb6", kill_on_drop: false }` [INFO] [stderr] Compiling easyio v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "b7f9a29d044adda0ab388899241cc11c9ed86dec3ac96f3f1183f1ceef042cb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7f9a29d044adda0ab388899241cc11c9ed86dec3ac96f3f1183f1ceef042cb6", kill_on_drop: false }` [INFO] [stdout] b7f9a29d044adda0ab388899241cc11c9ed86dec3ac96f3f1183f1ceef042cb6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 45c94e50ab1d7c8dd22c18b311ce71935e02224920285fbbd285da9dfb32848d [INFO] running `Command { std: "docker" "start" "-a" "45c94e50ab1d7c8dd22c18b311ce71935e02224920285fbbd285da9dfb32848d", kill_on_drop: false }` [INFO] [stderr] Compiling easyio v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "45c94e50ab1d7c8dd22c18b311ce71935e02224920285fbbd285da9dfb32848d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45c94e50ab1d7c8dd22c18b311ce71935e02224920285fbbd285da9dfb32848d", kill_on_drop: false }` [INFO] [stdout] 45c94e50ab1d7c8dd22c18b311ce71935e02224920285fbbd285da9dfb32848d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] b1d85cdf7cedc3e2cb291f3bce527f9f4832cd61dc605cf9c2c014f34cd98dcf [INFO] running `Command { std: "docker" "start" "-a" "b1d85cdf7cedc3e2cb291f3bce527f9f4832cd61dc605cf9c2c014f34cd98dcf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.49s [INFO] [stdout] running 8 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/easyio-54e6ed0953ae54ee) [INFO] [stdout] test conv::testconv::test_replacing_reader::test_varying_input_len ... ok [INFO] [stdout] test conv::testconv::test_replacing_reader::test_simple ... ok [INFO] [stdout] test tests::test_read_full::test_read_full_once ... ok [INFO] [stdout] test tests::test_metering_reader::test_metering_drop_counter_when_meter_is_dropped ... ok [INFO] [stdout] test conv::testconv::test_replacing_reader::test_zero_new ... ok [INFO] [stdout] test tests::test_read_full::test_read_full_slow ... ok [INFO] [stdout] test tests::test_metering_reader::test_metering_reader_update ... ok [INFO] [stdout] test conv::testconv::test_replacing_reader::test_insert_two_places ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s [INFO] [stdout] [INFO] [stderr] Doc-tests easyio [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" "b1d85cdf7cedc3e2cb291f3bce527f9f4832cd61dc605cf9c2c014f34cd98dcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1d85cdf7cedc3e2cb291f3bce527f9f4832cd61dc605cf9c2c014f34cd98dcf", kill_on_drop: false }` [INFO] [stdout] b1d85cdf7cedc3e2cb291f3bce527f9f4832cd61dc605cf9c2c014f34cd98dcf