[INFO] cloning repository https://github.com/simonask/exceptions-versus-results [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simonask/exceptions-versus-results" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonask%2Fexceptions-versus-results", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonask%2Fexceptions-versus-results'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23c889becf3f29bc06e820c1e100b8f59f6b6c42 [INFO] testing simonask/exceptions-versus-results against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonask%2Fexceptions-versus-results" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/simonask/exceptions-versus-results on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/simonask/exceptions-versus-results [INFO] finished tweaking git repo https://github.com/simonask/exceptions-versus-results [INFO] tweaked toml for git repo https://github.com/simonask/exceptions-versus-results written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/simonask/exceptions-versus-results already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.1.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1081f6bbb91fcc96bd98d67fc8bfad92e9c8dcbcc5b583aefdd11ca9e2e9d755 [INFO] running `Command { std: "docker" "start" "-a" "1081f6bbb91fcc96bd98d67fc8bfad92e9c8dcbcc5b583aefdd11ca9e2e9d755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1081f6bbb91fcc96bd98d67fc8bfad92e9c8dcbcc5b583aefdd11ca9e2e9d755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1081f6bbb91fcc96bd98d67fc8bfad92e9c8dcbcc5b583aefdd11ca9e2e9d755", kill_on_drop: false }` [INFO] [stdout] 1081f6bbb91fcc96bd98d67fc8bfad92e9c8dcbcc5b583aefdd11ca9e2e9d755 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a047503f33c5a8d5cc06b9ee992c2a8bcbe75fefecd0ef77ad4045a6c85a07e1 [INFO] running `Command { std: "docker" "start" "-a" "a047503f33c5a8d5cc06b9ee992c2a8bcbe75fefecd0ef77ad4045a6c85a07e1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.1.7 [INFO] [stderr] Compiling exceptions-versus-results-rustc v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:57:27 [INFO] [stdout] | [INFO] [stdout] 57 | let val = try!(self.expression()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | try!(self.expect_char(')')); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/parser.rs:62:16 [INFO] [stdout] | [INFO] [stdout] 62 | '0'...'9' => self.number(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:68:18 [INFO] [stdout] | [INFO] [stdout] 68 | Ok(match try!(self.get_char()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let c = try!(self.get_char()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:88:15 [INFO] [stdout] | [INFO] [stdout] 88 | match try!(self.get_char()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/main.rs:35:18 [INFO] [stdout] | [INFO] [stdout] 35 | for _ in (0..iterations) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/main.rs:17:29 [INFO] [stdout] | [INFO] [stdout] 17 | let mut u: rusage = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `parser::Error` in public interface (error E0446) [INFO] [stdout] --> src/parser.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | pub type ParserResult = Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [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 #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "a047503f33c5a8d5cc06b9ee992c2a8bcbe75fefecd0ef77ad4045a6c85a07e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a047503f33c5a8d5cc06b9ee992c2a8bcbe75fefecd0ef77ad4045a6c85a07e1", kill_on_drop: false }` [INFO] [stdout] a047503f33c5a8d5cc06b9ee992c2a8bcbe75fefecd0ef77ad4045a6c85a07e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c8fe017c50cbc32c3472cbfa22a53fd0bb80c368cbb35e975dbc9a0d84504da [INFO] running `Command { std: "docker" "start" "-a" "7c8fe017c50cbc32c3472cbfa22a53fd0bb80c368cbb35e975dbc9a0d84504da", kill_on_drop: false }` [INFO] [stderr] Compiling exceptions-versus-results-rustc v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:57:27 [INFO] [stdout] | [INFO] [stdout] 57 | let val = try!(self.expression()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | try!(self.expect_char(')')); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/parser.rs:62:16 [INFO] [stdout] | [INFO] [stdout] 62 | '0'...'9' => self.number(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:68:18 [INFO] [stdout] | [INFO] [stdout] 68 | Ok(match try!(self.get_char()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let c = try!(self.get_char()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:88:15 [INFO] [stdout] | [INFO] [stdout] 88 | match try!(self.get_char()) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/main.rs:35:18 [INFO] [stdout] | [INFO] [stdout] 35 | for _ in (0..iterations) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/main.rs:17:29 [INFO] [stdout] | [INFO] [stdout] 17 | let mut u: rusage = std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: private type `parser::Error` in public interface (error E0446) [INFO] [stdout] --> src/parser.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | pub type ParserResult = Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(private_in_public)]` on by default [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 #34537 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.52s [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7c8fe017c50cbc32c3472cbfa22a53fd0bb80c368cbb35e975dbc9a0d84504da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c8fe017c50cbc32c3472cbfa22a53fd0bb80c368cbb35e975dbc9a0d84504da", kill_on_drop: false }` [INFO] [stdout] 7c8fe017c50cbc32c3472cbfa22a53fd0bb80c368cbb35e975dbc9a0d84504da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1a058ad69c9b250018c84d1510ca21e4ff98ec45103794c48eee71ea49c4678f [INFO] running `Command { std: "docker" "start" "-a" "1a058ad69c9b250018c84d1510ca21e4ff98ec45103794c48eee71ea49c4678f", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/parser.rs:57:27 [INFO] [stderr] | [INFO] [stderr] 57 | let val = try!(self.expression()); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/parser.rs:59:17 [INFO] [stderr] | [INFO] [stderr] 59 | try!(self.expect_char(')')); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/parser.rs:62:16 [INFO] [stderr] | [INFO] [stderr] 62 | '0'...'9' => self.number(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/parser.rs:68:18 [INFO] [stderr] | [INFO] [stderr] 68 | Ok(match try!(self.get_char()) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/parser.rs:80:21 [INFO] [stderr] | [INFO] [stderr] 80 | let c = try!(self.get_char()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/parser.rs:88:15 [INFO] [stderr] | [INFO] [stderr] 88 | match try!(self.get_char()) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:35:18 [INFO] [stderr] | [INFO] [stderr] 35 | for _ in (0..iterations) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/main.rs:17:29 [INFO] [stderr] | [INFO] [stderr] 17 | let mut u: rusage = std::mem::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: private type `parser::Error` in public interface (error E0446) [INFO] [stderr] --> src/parser.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | pub type ParserResult = Result; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [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 #34537 [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/exceptions_versus_results_rustc-74e5a4fe4b35e8bb) [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" "1a058ad69c9b250018c84d1510ca21e4ff98ec45103794c48eee71ea49c4678f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a058ad69c9b250018c84d1510ca21e4ff98ec45103794c48eee71ea49c4678f", kill_on_drop: false }` [INFO] [stdout] 1a058ad69c9b250018c84d1510ca21e4ff98ec45103794c48eee71ea49c4678f