[INFO] fetching crate opml 1.1.3...
[INFO] testing opml-1.1.3 against 1.60.0 for beta-1.61-1
[INFO] extracting crate opml 1.1.3 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate opml 1.1.3 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 opml 1.1.3
[INFO] finished tweaking crates.io crate opml 1.1.3
[INFO] tweaked toml for crates.io crate opml 1.1.3 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate crates.io crate opml 1.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 7ed0b3609150cfd6dba19f4cedf5807f8e40514d39b083ba58d8900f50bb97aa
[INFO] running `Command { std: "docker" "start" "-a" "7ed0b3609150cfd6dba19f4cedf5807f8e40514d39b083ba58d8900f50bb97aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ed0b3609150cfd6dba19f4cedf5807f8e40514d39b083ba58d8900f50bb97aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed0b3609150cfd6dba19f4cedf5807f8e40514d39b083ba58d8900f50bb97aa", kill_on_drop: false }`
[INFO] [stdout] 7ed0b3609150cfd6dba19f4cedf5807f8e40514d39b083ba58d8900f50bb97aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 6274a012e04014de95df199044b46f923ea7f3a959fffad749464032e501fd23
[INFO] running `Command { std: "docker" "start" "-a" "6274a012e04014de95df199044b46f923ea7f3a959fffad749464032e501fd23", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling jetscii v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling strong-xml-derive v0.6.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling strong-xml v0.6.3
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling opml v1.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> source/lib.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |   XmlWrite, XmlRead, PartialEq, Debug, Clone, Serialize, Deserialize,
[INFO] [stdout]    |   ^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `XmlWrite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.55s
[INFO] running `Command { std: "docker" "inspect" "6274a012e04014de95df199044b46f923ea7f3a959fffad749464032e501fd23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6274a012e04014de95df199044b46f923ea7f3a959fffad749464032e501fd23", kill_on_drop: false }`
[INFO] [stdout] 6274a012e04014de95df199044b46f923ea7f3a959fffad749464032e501fd23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 7d88a7391933b98c8915ca1ad5265f8f4e070654a1447bbcaa0d2a777739d708
[INFO] running `Command { std: "docker" "start" "-a" "7d88a7391933b98c8915ca1ad5265f8f4e070654a1447bbcaa0d2a777739d708", kill_on_drop: false }`
[INFO] [stderr]    Compiling opml v1.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> source/lib.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |   XmlWrite, XmlRead, PartialEq, Debug, Clone, Serialize, Deserialize,
[INFO] [stdout]    |   ^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `XmlWrite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> source/lib.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |   XmlWrite, XmlRead, PartialEq, Debug, Clone, Serialize, Deserialize,
[INFO] [stdout]    |   ^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `XmlWrite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "7d88a7391933b98c8915ca1ad5265f8f4e070654a1447bbcaa0d2a777739d708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d88a7391933b98c8915ca1ad5265f8f4e070654a1447bbcaa0d2a777739d708", kill_on_drop: false }`
[INFO] [stdout] 7d88a7391933b98c8915ca1ad5265f8f4e070654a1447bbcaa0d2a777739d708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] f096cd4f7ba7d495cb9072502e87e91286b454ef44c7f9b2091cee9c88ccb29c
[INFO] running `Command { std: "docker" "start" "-a" "f096cd4f7ba7d495cb9072502e87e91286b454ef44c7f9b2091cee9c88ccb29c", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> source/lib.rs:60:3
[INFO] [stderr]    |
[INFO] [stderr] 60 |   XmlWrite, XmlRead, PartialEq, Debug, Clone, Serialize, Deserialize,
[INFO] [stderr]    |   ^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this warning originates in the derive macro `XmlWrite` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `opml` (lib) generated 1 warning
[INFO] [stderr] warning: `opml` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/opml-5445d51aa40d5c31)
[INFO] [stderr]      Running tests/construction.rs (/opt/rustwide/target/debug/deps/construction-87392444e6fd4455)
[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/deprecated.rs (/opt/rustwide/target/debug/deps/deprecated-797ee5947871975b)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/errors.rs (/opt/rustwide/target/debug/deps/errors-657eb6103ba65760)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_opml_construction_2 ... ok
[INFO] [stdout] test test_opml_construction_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_deprecated_functions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_invalid_opml_no_outlines ... ok
[INFO] [stdout] test test_invalid_opml_version ... ok
[INFO] [stdout] test test_invalid_xml - should panic ... ok
[INFO] [stderr]      Running tests/spec_samples.rs (/opt/rustwide/target/debug/deps/spec_samples-3dfcd4dd99158587)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/valid.rs (/opt/rustwide/target/debug/deps/valid-bfcf8b3983bc1150)
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stderr]    Doc-tests opml
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_spec_samples ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_valid_from_reader ... ok
[INFO] [stdout] test test_minimum_valid_opml ... ok
[INFO] [stdout] test test_valid_opml_with_everything ... ok
[INFO] [stdout] test test_valid_to_writer ... ok
[INFO] [stdout] test test_valid_opml_1_0 ... 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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test source/lib.rs - OPML::from_reader (line 127) - compile ... ok
[INFO] [stdout] test source/lib.rs - OPML::to_writer (line 201) - compile ... ok
[INFO] [stdout] test source/lib.rs - (line 18) ... ok
[INFO] [stdout] test source/lib.rs - OPML::to_string (line 184) ... ok
[INFO] [stdout] test source/lib.rs - Outline::add_feed (line 392) ... ok
[INFO] [stdout] test source/lib.rs - OPML::from_str (line 89) ... ok
[INFO] [stdout] test source/lib.rs - OPML::add_feed (line 149) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f096cd4f7ba7d495cb9072502e87e91286b454ef44c7f9b2091cee9c88ccb29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f096cd4f7ba7d495cb9072502e87e91286b454ef44c7f9b2091cee9c88ccb29c", kill_on_drop: false }`
[INFO] [stdout] f096cd4f7ba7d495cb9072502e87e91286b454ef44c7f9b2091cee9c88ccb29c