[INFO] fetching crate pfmt 0.4.0... [INFO] testing pfmt-0.4.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate pfmt 0.4.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate pfmt 0.4.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pfmt 0.4.0 [INFO] finished tweaking crates.io crate pfmt 0.4.0 [INFO] tweaked toml for crates.io crate pfmt 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded galvanic-test v0.1.5 [INFO] [stderr] Downloaded galvanic-assert v0.8.7 [INFO] [stderr] Downloaded num v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cda205ebbeb1e95b4912ce37d6f84949e5be2148bb06d05379eba2e7bc37bacf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cda205ebbeb1e95b4912ce37d6f84949e5be2148bb06d05379eba2e7bc37bacf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cda205ebbeb1e95b4912ce37d6f84949e5be2148bb06d05379eba2e7bc37bacf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cda205ebbeb1e95b4912ce37d6f84949e5be2148bb06d05379eba2e7bc37bacf", kill_on_drop: false }` [INFO] [stdout] cda205ebbeb1e95b4912ce37d6f84949e5be2148bb06d05379eba2e7bc37bacf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5964241c456a71f1d8971f6efab06573585e9a337b365c817a87456f99281d5d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5964241c456a71f1d8971f6efab06573585e9a337b365c817a87456f99281d5d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling pfmt v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.56s [INFO] running `Command { std: "docker" "inspect" "5964241c456a71f1d8971f6efab06573585e9a337b365c817a87456f99281d5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5964241c456a71f1d8971f6efab06573585e9a337b365c817a87456f99281d5d", kill_on_drop: false }` [INFO] [stdout] 5964241c456a71f1d8971f6efab06573585e9a337b365c817a87456f99281d5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f306934b0c9f53fb353c8cc9ea012516071b982ba8f3065dbb8019ba321ddb77 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f306934b0c9f53fb353c8cc9ea012516071b982ba8f3065dbb8019ba321ddb77", kill_on_drop: false }` [INFO] [stderr] Compiling galvanic-assert v0.8.7 [INFO] [stderr] Compiling galvanic-test v0.1.5 [INFO] [stderr] Compiling pfmt v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1590:28 [INFO] [stdout] | [INFO] [stdout] 1590 | let a: Vec> = vec![Box::new(-1), Box::new(-2)]; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1591:28 [INFO] [stdout] | [INFO] [stdout] 1591 | let b: Vec> = (0..10_i32).map(|i| Box::new(i) as Box).collect(); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1591:75 [INFO] [stdout] | [INFO] [stdout] 1591 | let b: Vec> = (0..10_i32).map(|i| Box::new(i) as Box).collect(); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1597:28 [INFO] [stdout] | [INFO] [stdout] 1597 | let a: Vec> = vec![Box::new(1)]; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:1598:28 [INFO] [stdout] | [INFO] [stdout] 1598 | let b: Vec> = vec![Box::new(10)]; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.95s [INFO] running `Command { std: "docker" "inspect" "f306934b0c9f53fb353c8cc9ea012516071b982ba8f3065dbb8019ba321ddb77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f306934b0c9f53fb353c8cc9ea012516071b982ba8f3065dbb8019ba321ddb77", kill_on_drop: false }` [INFO] [stdout] f306934b0c9f53fb353c8cc9ea012516071b982ba8f3065dbb8019ba321ddb77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2aa4961fa2825fda2bd263fdd291d2f4dcfeab18ea3bf09c40e275525a2184f7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2aa4961fa2825fda2bd263fdd291d2f4dcfeab18ea3bf09c40e275525a2184f7", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1590:28 [INFO] [stderr] | [INFO] [stderr] 1590 | let a: Vec> = vec![Box::new(-1), Box::new(-2)]; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1591:28 [INFO] [stderr] | [INFO] [stderr] 1591 | let b: Vec> = (0..10_i32).map(|i| Box::new(i) as Box).collect(); [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1591:75 [INFO] [stderr] | [INFO] [stderr] 1591 | let b: Vec> = (0..10_i32).map(|i| Box::new(i) as Box).collect(); [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1597:28 [INFO] [stderr] | [INFO] [stderr] 1597 | let a: Vec> = vec![Box::new(1)]; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:1598:28 [INFO] [stderr] | [INFO] [stderr] 1598 | let b: Vec> = vec![Box::new(10)]; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Fmt` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `pfmt` (lib test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pfmt-b4483934979b729c) [INFO] [stdout] [INFO] [stdout] running 69 tests [INFO] [stdout] test extras::extras_tests::closures::ad_hoc_full ... ok [INFO] [stdout] test extras::extras_tests::closures::ad_hoc_opts ... ok [INFO] [stdout] test fmt_tests::common_options::truncate_right ... ok [INFO] [stdout] test fmt_tests::common_options::truncate_left ... ok [INFO] [stdout] test fmt_tests::common_options::width_center ... ok [INFO] [stdout] test fmt_tests::common_options::width_left ... ok [INFO] [stdout] test fmt_tests::floats::negative ... ok [INFO] [stdout] test fmt_tests::common_options::width_right ... ok [INFO] [stdout] test fmt_tests::char::boring ... ok [INFO] [stdout] test fmt_tests::floats::norm_rounding_down ... ok [INFO] [stdout] test fmt_tests::boolean::flags ... ok [INFO] [stdout] test fmt_tests::floats::norm_rounding_up ... ok [INFO] [stdout] test extras::extras_tests::mono::several_monos ... ok [INFO] [stdout] test fmt_tests::floats::exp_negative_power ... ok [INFO] [stdout] test fmt_tests::floats::norm_rounding_usual ... ok [INFO] [stdout] test fmt_tests::floats::exp_precision_pos ... ok [INFO] [stdout] test extras::extras_tests::mono::monos_and_hashmaps ... ok [INFO] [stdout] test fmt_tests::floats::exp_precision_neg ... ok [INFO] [stdout] test extras::extras_tests::closures::lazy ... ok [INFO] [stdout] test fmt_tests::general::integers_simple_1 ... ok [INFO] [stdout] test fmt_tests::integers::base_prefixes ... ok [INFO] [stdout] test fmt_tests::general::separated_by_colons ... ok [INFO] [stdout] test fmt_tests::placeholder_substitution::placeholder_in_options ... ok [INFO] [stdout] test fmt_tests::integers::rounding_for_negatives ... ok [INFO] [stdout] test fmt_tests::nested_fmts::single_nested ... ok [INFO] [stdout] test fmt_tests::integers::rounding_in_different_bases ... ok [INFO] [stdout] test fmt_tests::integers::rounding ... ok [INFO] [stdout] test fmt_tests::nested_fmts::double_nested ... ok [INFO] [stdout] test fmt_tests::integers::different_bases ... ok [INFO] [stdout] test fmt_tests::nested_fmts::namespace_only ... ok [INFO] [stdout] test fmt_tests::integers::basic ... ok [INFO] [stdout] test fmt_tests::integers::bases_for_negative_numbers ... ok [INFO] [stdout] test parse::tests::arguments::empty_arguments ... ok [INFO] [stdout] test fmt_tests::general::unknown_fmt_nested ... ok [INFO] [stdout] test parse::tests::arguments::literal_and_placeholder_as_one_arg ... ok [INFO] [stdout] test parse::tests::basic_tests::escapes_in_literals ... ok [INFO] [stdout] test parse::tests::arguments::two_literals ... ok [INFO] [stdout] test parse::tests::arguments::single_argument ... ok [INFO] [stdout] test parse::tests::basic_tests::escapes_in_placeholder_names ... ok [INFO] [stdout] test parse::tests::basic_tests::explicit_separator_before_literal ... ok [INFO] [stdout] test parse::tests::basic_tests::flags_after_argument_1 ... ok [INFO] [stdout] test parse::tests::basic_tests::escapes_in_option_names ... ok [INFO] [stdout] test parse::tests::basic_tests::flags_after_argument_2 ... ok [INFO] [stdout] test parse::tests::basic_tests::literal ... ok [INFO] [stdout] test parse::tests::basic_tests::several_placeholders ... ok [INFO] [stdout] test parse::tests::basic_tests::multiple_options ... ok [INFO] [stderr] Doc-tests pfmt [INFO] [stdout] test extras::extras_tests::closures::ad_hoc_args ... ok [INFO] [stdout] test extras::extras_tests::closures::mutable_lazy ... ok [INFO] [stdout] test parse::tests::basic_tests::several_segments_in_name ... ok [INFO] [stdout] test parse::tests::errors::empty_name_segment_1 ... ok [INFO] [stdout] test parse::tests::errors::empty_name_segment_2 ... ok [INFO] [stdout] test parse::tests::errors::empty_name_segment_3 ... ok [INFO] [stdout] test fmt_tests::general::unknown_fmt ... ok [INFO] [stdout] test parse::tests::errors::empty_option_name_2 ... ok [INFO] [stdout] test parse::tests::basic_tests::flags_after_name ... ok [INFO] [stdout] test parse::tests::basic_tests::single_placeholder_2 ... ok [INFO] [stdout] test parse::tests::basic_tests::single_placeholder_1 ... ok [INFO] [stdout] test parse::tests::errors::empty_option_name_1 ... ok [INFO] [stdout] test parse::tests::errors::empty_name_segment_4 ... ok [INFO] [stdout] test parse::tests::errors::unbalanced_brackets_4 ... ok [INFO] [stdout] test table_tests::tuples::defaulting ... ok [INFO] [stdout] test table_tests::tuples::precedence ... ok [INFO] [stdout] test parse::tests::errors::unbalanced_brackets_1 ... ok [INFO] [stdout] test parse::tests::errors::unbalanced_brackets_2 ... ok [INFO] [stdout] test table_tests::tuples::lifetimes ... ok [INFO] [stdout] test table_tests::vec::boring ... ok [INFO] [stdout] test table_tests::vec::unknown_fmt_1 ... ok [INFO] [stdout] test table_tests::vec::unknown_fmt_2 ... ok [INFO] [stdout] test parse::tests::errors::unbalanced_brackets_3 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 69 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test src/lib.rs - (line 268) ... ok [INFO] [stdout] test src/extras.rs - extras (line 14) ... ok [INFO] [stdout] test src/lib.rs - (line 152) ... ok [INFO] [stdout] test src/lib.rs - (line 96) ... ok [INFO] [stdout] test src/lib.rs - (line 110) ... ok [INFO] [stdout] test src/lib.rs - (line 140) ... ok [INFO] [stdout] test src/lib.rs - (line 127) ... ok [INFO] [stdout] test src/extras.rs - extras (line 34) ... ok [INFO] [stdout] test src/lib.rs - (line 167) ... ok [INFO] [stdout] test src/lib.rs - (line 292) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.17s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2aa4961fa2825fda2bd263fdd291d2f4dcfeab18ea3bf09c40e275525a2184f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2aa4961fa2825fda2bd263fdd291d2f4dcfeab18ea3bf09c40e275525a2184f7", kill_on_drop: false }` [INFO] [stdout] 2aa4961fa2825fda2bd263fdd291d2f4dcfeab18ea3bf09c40e275525a2184f7