[INFO] fetching crate ensured_bufreader 0.2.0...
[INFO] testing ensured_bufreader-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate ensured_bufreader 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ensured_bufreader 0.2.0
[INFO] finished tweaking crates.io crate ensured_bufreader 0.2.0
[INFO] tweaked toml for crates.io crate ensured_bufreader 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ensured_bufreader 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee0c3caba39b36aed1b05c551e8f58bce563d39afdbac37116343407b712b804
[INFO] running `Command { std: "docker" "start" "-a" "ee0c3caba39b36aed1b05c551e8f58bce563d39afdbac37116343407b712b804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee0c3caba39b36aed1b05c551e8f58bce563d39afdbac37116343407b712b804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee0c3caba39b36aed1b05c551e8f58bce563d39afdbac37116343407b712b804", kill_on_drop: false }`
[INFO] [stdout] ee0c3caba39b36aed1b05c551e8f58bce563d39afdbac37116343407b712b804
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 230f1d27986ea1ff86b34aa6cf26615092e0d212db881318b0d6eab7986f7186
[INFO] running `Command { std: "docker" "start" "-a" "230f1d27986ea1ff86b34aa6cf26615092e0d212db881318b0d6eab7986f7186", kill_on_drop: false }`
[INFO] [stderr]    Compiling ensured_bufreader v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "230f1d27986ea1ff86b34aa6cf26615092e0d212db881318b0d6eab7986f7186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "230f1d27986ea1ff86b34aa6cf26615092e0d212db881318b0d6eab7986f7186", kill_on_drop: false }`
[INFO] [stdout] 230f1d27986ea1ff86b34aa6cf26615092e0d212db881318b0d6eab7986f7186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 414654a36549935ac55e58c257dc1ca99bc055f1d5ec9714685f4cebe871fcad
[INFO] running `Command { std: "docker" "start" "-a" "414654a36549935ac55e58c257dc1ca99bc055f1d5ec9714685f4cebe871fcad", kill_on_drop: false }`
[INFO] [stderr]    Compiling ensured_bufreader v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "414654a36549935ac55e58c257dc1ca99bc055f1d5ec9714685f4cebe871fcad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414654a36549935ac55e58c257dc1ca99bc055f1d5ec9714685f4cebe871fcad", kill_on_drop: false }`
[INFO] [stdout] 414654a36549935ac55e58c257dc1ca99bc055f1d5ec9714685f4cebe871fcad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db6dc2779098bce6581d0e94f7e1d9a65bf1e46989452f2b08de0395725ca157
[INFO] running `Command { std: "docker" "start" "-a" "db6dc2779098bce6581d0e94f7e1d9a65bf1e46989452f2b08de0395725ca157", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ensured_bufreader-51779932f7465dee)
[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/api_tests.rs (/opt/rustwide/target/debug/deps/api_tests-15239bc87e08acad)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test fill_buf_short ... ok
[INFO] [stdout] test fill_buf_long ... ok
[INFO] [stdout] test works_with_given_buffer ... ok
[INFO] [stdout] test read_long ... ok
[INFO] [stdout] test ensure_is_0_not_allowed_with_capacity_and_ensure - should panic ... ok
[INFO] [stdout] test capacity_is_smaller_than_ensure_not_allowed - should panic ... ok
[INFO] [stdout] test fill_buf_to_expected_size_returns_error_when_expected_size_is_too_large ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ensured_bufreader
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - DEFAULT_ENSURED_BYTES (line 35) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R,&'_mut[u8]>::from_mut_ref (line 143) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R,&'_mut[u8]>::from_mut_ref_and_ensured_size (line 176) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R,B>::fill_buf_to_expected_size (line 317) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R,B>::buffer (line 262) ... ok
[INFO] [stdout] test src/lib.rs - DEFAULT_BUFFER_SIZE (line 16) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R,B>::fill_buf_to_expected_size (line 298) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R,B>::get_capacity (line 362) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R,B>::get_ensured_size (line 382) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R,Vec<u8>>::with_capacity_and_ensured_size (line 100) ... ok
[INFO] [stdout] test src/lib.rs - EnsuredBufReader<R,Vec<u8>>::new (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db6dc2779098bce6581d0e94f7e1d9a65bf1e46989452f2b08de0395725ca157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6dc2779098bce6581d0e94f7e1d9a65bf1e46989452f2b08de0395725ca157", kill_on_drop: false }`
[INFO] [stdout] db6dc2779098bce6581d0e94f7e1d9a65bf1e46989452f2b08de0395725ca157