[INFO] fetching crate witcher 0.1.19...
[INFO] testing witcher-0.1.19 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate witcher 0.1.19 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate witcher 0.1.19
[INFO] finished tweaking crates.io crate witcher 0.1.19
[INFO] tweaked toml for crates.io crate witcher 0.1.19 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate witcher 0.1.19 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate witcher 0.1.19 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | homepage = "https://github.com/phR0ze/witcher"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 | repository = "https://github.com/phR0ze/witcher"
[INFO] [stderr]    |              -----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `witcher` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae
[INFO] running `Command { std: "docker" "start" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | homepage = "https://github.com/phR0ze/witcher"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 | repository = "https://github.com/phR0ze/witcher"
[INFO] [stderr]    |              -----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `witcher` (manifest) generated 1 warning
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling gory v0.1.7
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling witcher v0.1.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.49s
[INFO] running `Command { std: "docker" "inspect" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | homepage = "https://github.com/phR0ze/witcher"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 | repository = "https://github.com/phR0ze/witcher"
[INFO] [stderr]    |              -----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `witcher` (manifest) generated 1 warning
[INFO] [stderr]    Compiling witcher v0.1.19 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin_include`
[INFO] [stdout]    --> src/error.rs:365:15
[INFO] [stdout]     |
[INFO] [stdout] 365 |     #[cfg(not(tarpaulin_include))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 34 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin_include)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin_include)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:62:33
[INFO] [stdout]     |
[INFO] [stdout]  59 | macro_rules! err {
[INFO] [stdout] ...
[INFO] [stdout]  62 |         $crate::Error::raw($msg);
[INFO] [stdout]     |                                 ^
[INFO] [stdout] ...
[INFO] [stdout] 180 |         assert_eq!("oh no!", err!("oh no!").to_string());
[INFO] [stdout]     |                              -------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:67:53
[INFO] [stdout]     |
[INFO] [stdout]  59 | macro_rules! err {
[INFO] [stdout] ...
[INFO] [stdout]  67 |         $crate::Error::raw(&format!($fmt, $($arg)*));
[INFO] [stdout]     |                                                     ^
[INFO] [stdout] ...
[INFO] [stdout] 181 |         assert_eq!("foo: oh no!", err!("foo: {}", "oh no!").to_string());
[INFO] [stdout]     |                                   ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: witcher v0.1.19 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | homepage = "https://github.com/phR0ze/witcher"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 | repository = "https://github.com/phR0ze/witcher"
[INFO] [stderr]    |              -----------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `witcher` (manifest) generated 1 warning
[INFO] [stderr] warning: unexpected `cfg` condition name: `tarpaulin_include`
[INFO] [stderr]    --> src/error.rs:365:15
[INFO] [stderr]     |
[INFO] [stderr] 365 |     #[cfg(not(tarpaulin_include))]
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `docsrs`, `feature`, and `test` and 34 more
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin_include)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin_include)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/lib.rs:62:33
[INFO] [stderr]     |
[INFO] [stderr]  59 | macro_rules! err {
[INFO] [stderr] ...
[INFO] [stderr]  62 |         $crate::Error::raw($msg);
[INFO] [stderr]     |                                 ^
[INFO] [stderr] ...
[INFO] [stderr] 180 |         assert_eq!("oh no!", err!("oh no!").to_string());
[INFO] [stderr]     |                              -------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: `#[warn(semicolon_in_expressions_from_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/lib.rs:67:53
[INFO] [stderr]     |
[INFO] [stderr]  59 | macro_rules! err {
[INFO] [stderr] ...
[INFO] [stderr]  67 |         $crate::Error::raw(&format!($fmt, $($arg)*));
[INFO] [stderr]     |                                                     ^
[INFO] [stderr] ...
[INFO] [stderr] 181 |         assert_eq!("foo: oh no!", err!("foo: {}", "oh no!").to_string());
[INFO] [stderr]     |                                   ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr] 
[INFO] [stderr] warning: `witcher` (lib test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: witcher v0.1.19 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/witcher/ebc3d0d0f01b4f78/out/witcher-ebc3d0d0f01b4f78)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test backtrace::tests::test_omit ... ok
[INFO] [stdout] test backtrace::tests::test_frame_equality ... ok
[INFO] [stdout] test tests::test_match_err ... ok
[INFO] [stdout] test tests::test_single ... ok
[INFO] [stdout] test backtrace::tests::test_simple_path ... ok
[INFO] [stdout] test wrapper::tests::test_pass ... ok
[INFO] [stdout] test wrapper::tests::test_retry_on ... ok
[INFO] [stdout] test error::tests::test_chained_cause ... ok
[INFO] [stdout] test error::tests::test_ext_and_last ... ok
[INFO] [stdout] test error::tests::test_output_levels ... ok
[INFO] [stdout] test tests::test_bail ... ok
[INFO] [stdout] test tests::test_err ... ok
[INFO] [stdout] test tests::test_wrap ... ok
[INFO] [stdout] test error::tests::test_assist_methods ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests witcher
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - bail (line 31) ... ignored
[INFO] [stdout] test src/lib.rs - err (line 54) ... ignored
[INFO] [stdout] test src/lib.rs - wrap (line 76) ... ignored
[INFO] [stdout] test src/lib.rs - prelude (line 14) ... ok
[INFO] [stdout] test src/lib.rs - match_err (line 97) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae", kill_on_drop: false }`
[INFO] [stdout] d1644da48873c9a501317011bc0da735587d07b3131f00f68525af73d5d75eae
