[INFO] fetching crate char_stream 0.1.8...
[INFO] testing char_stream-0.1.8 against 1.60.0 for beta-1.61-1
[INFO] extracting crate char_stream 0.1.8 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate char_stream 0.1.8 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate char_stream 0.1.8
[INFO] finished tweaking crates.io crate char_stream 0.1.8
[INFO] tweaked toml for crates.io crate char_stream 0.1.8 written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03f0b297e01b0d9c39e5d54f49c7455ba118c9bd6a5ede619f3d876bf213902f
[INFO] running `Command { std: "docker" "start" "-a" "03f0b297e01b0d9c39e5d54f49c7455ba118c9bd6a5ede619f3d876bf213902f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03f0b297e01b0d9c39e5d54f49c7455ba118c9bd6a5ede619f3d876bf213902f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f0b297e01b0d9c39e5d54f49c7455ba118c9bd6a5ede619f3d876bf213902f", kill_on_drop: false }`
[INFO] [stdout] 03f0b297e01b0d9c39e5d54f49c7455ba118c9bd6a5ede619f3d876bf213902f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f390dfcb84e32e67217ba7ce7390e3591d8bd5b9e2c158c201c5ac65b361e63e
[INFO] running `Command { std: "docker" "start" "-a" "f390dfcb84e32e67217ba7ce7390e3591d8bd5b9e2c158c201c5ac65b361e63e", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling char_stream v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "f390dfcb84e32e67217ba7ce7390e3591d8bd5b9e2c158c201c5ac65b361e63e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f390dfcb84e32e67217ba7ce7390e3591d8bd5b9e2c158c201c5ac65b361e63e", kill_on_drop: false }`
[INFO] [stdout] f390dfcb84e32e67217ba7ce7390e3591d8bd5b9e2c158c201c5ac65b361e63e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf19cd5de10eb8d20a4ca89815e12b2fe8faca9643f525ca716086f74aacc7c5
[INFO] running `Command { std: "docker" "start" "-a" "bf19cd5de10eb8d20a4ca89815e12b2fe8faca9643f525ca716086f74aacc7c5", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling char_stream v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "bf19cd5de10eb8d20a4ca89815e12b2fe8faca9643f525ca716086f74aacc7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf19cd5de10eb8d20a4ca89815e12b2fe8faca9643f525ca716086f74aacc7c5", kill_on_drop: false }`
[INFO] [stdout] bf19cd5de10eb8d20a4ca89815e12b2fe8faca9643f525ca716086f74aacc7c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5fbe5908fec16b8c47a25da613b55d32fbd28def34e808a7b539a30a8ea165be
[INFO] running `Command { std: "docker" "start" "-a" "5fbe5908fec16b8c47a25da613b55d32fbd28def34e808a7b539a30a8ea165be", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/char_stream-0b49db4e0e12d535)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::from_bytes ... ok
[INFO] [stdout] test tests::from_str ... ok
[INFO] [stdout] test tests::from_file ... ok
[INFO] [stdout] test tests::from_string ... ok
[INFO] [stdout] test tests::from_file_read_line ... ok
[INFO] [stdout] test tests::read_line ... ok
[INFO] [stdout] test tests::from_file_wend_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-fd806872f1d6d27c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_nth ... ok
[INFO] [stdout] test test_zip ... ok
[INFO] [stdout] test test_rev ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests char_stream
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - CharStream::from_stdin (line 170) - compile ... ok
[INFO] [stdout] test src/lib.rs - CharStream::from_string (line 61) ... ok
[INFO] [stdout] test src/lib.rs - CharStream::wend_iter (line 285) ... ok
[INFO] [stdout] test src/lib.rs - CharStream::from_bytes (line 90) ... ok
[INFO] [stdout] test src/lib.rs - CharStream::read_line (line 212) ... ok
[INFO] [stdout] test src/lib.rs - CharStream::to_string (line 259) ... ok
[INFO] [stdout] test src/lib.rs - CharStream::from (line 33) ... ok
[INFO] [stdout] test src/lib.rs - CharStream::from_file (line 123) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5fbe5908fec16b8c47a25da613b55d32fbd28def34e808a7b539a30a8ea165be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbe5908fec16b8c47a25da613b55d32fbd28def34e808a7b539a30a8ea165be", kill_on_drop: false }`
[INFO] [stdout] 5fbe5908fec16b8c47a25da613b55d32fbd28def34e808a7b539a30a8ea165be