[INFO] fetching crate jsonm 0.1.4... [INFO] testing jsonm-0.1.4 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate jsonm 0.1.4 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate jsonm 0.1.4 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate jsonm 0.1.4 [INFO] finished tweaking crates.io crate jsonm 0.1.4 [INFO] tweaked toml for crates.io crate jsonm 0.1.4 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 31c340e0e85d736bc00e87d13110ec32669df4d4b26d168169bd91ec5521c354 [INFO] running `Command { std: "docker" "start" "-a" "31c340e0e85d736bc00e87d13110ec32669df4d4b26d168169bd91ec5521c354", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31c340e0e85d736bc00e87d13110ec32669df4d4b26d168169bd91ec5521c354", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31c340e0e85d736bc00e87d13110ec32669df4d4b26d168169bd91ec5521c354", kill_on_drop: false }` [INFO] [stdout] 31c340e0e85d736bc00e87d13110ec32669df4d4b26d168169bd91ec5521c354 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b9ab76032a1351a2ac2756c09d3e0f4b9c0c3cb6977649abaf52b389f74a63ed [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" "b9ab76032a1351a2ac2756c09d3e0f4b9c0c3cb6977649abaf52b389f74a63ed", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling jsonm v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/packer.rs:59:32 [INFO] [stdout] | [INFO] [stdout] 59 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/unpacker.rs:44:32 [INFO] [stdout] | [INFO] [stdout] 44 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/packer.rs:124:24 [INFO] [stdout] | [INFO] [stdout] 124 | Ok(mut result) => result, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.85s [INFO] running `Command { std: "docker" "inspect" "b9ab76032a1351a2ac2756c09d3e0f4b9c0c3cb6977649abaf52b389f74a63ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9ab76032a1351a2ac2756c09d3e0f4b9c0c3cb6977649abaf52b389f74a63ed", kill_on_drop: false }` [INFO] [stdout] b9ab76032a1351a2ac2756c09d3e0f4b9c0c3cb6977649abaf52b389f74a63ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e8fca1aa29a99db55af9ea34dfcbafec752a50599d7ddc2305c1d54915f3def2 [INFO] running `Command { std: "docker" "start" "-a" "e8fca1aa29a99db55af9ea34dfcbafec752a50599d7ddc2305c1d54915f3def2", kill_on_drop: false }` [INFO] [stderr] Compiling jsonm v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/packer.rs:59:32 [INFO] [stdout] | [INFO] [stdout] 59 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/unpacker.rs:44:32 [INFO] [stdout] | [INFO] [stdout] 44 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/packer.rs:124:24 [INFO] [stdout] | [INFO] [stdout] 124 | Ok(mut result) => result, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/packer.rs:59:32 [INFO] [stdout] | [INFO] [stdout] 59 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/unpacker.rs:44:32 [INFO] [stdout] | [INFO] [stdout] 44 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/packer.rs:124:24 [INFO] [stdout] | [INFO] [stdout] 124 | Ok(mut result) => result, [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.43s [INFO] running `Command { std: "docker" "inspect" "e8fca1aa29a99db55af9ea34dfcbafec752a50599d7ddc2305c1d54915f3def2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8fca1aa29a99db55af9ea34dfcbafec752a50599d7ddc2305c1d54915f3def2", kill_on_drop: false }` [INFO] [stdout] e8fca1aa29a99db55af9ea34dfcbafec752a50599d7ddc2305c1d54915f3def2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5ccd22744c371ef64ff2625cf00f69351992e15b0005c80479bc37893d37173b [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" "5ccd22744c371ef64ff2625cf00f69351992e15b0005c80479bc37893d37173b", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/packer.rs:59:32 [INFO] [stderr] | [INFO] [stderr] 59 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/unpacker.rs:44:32 [INFO] [stderr] | [INFO] [stderr] 44 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/packer.rs:124:24 [INFO] [stderr] | [INFO] [stderr] 124 | Ok(mut result) => result, [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/packer.rs:59:32 [INFO] [stderr] | [INFO] [stderr] 59 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/unpacker.rs:44:32 [INFO] [stderr] | [INFO] [stderr] 44 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/packer.rs:124:24 [INFO] [stderr] | [INFO] [stderr] 124 | Ok(mut result) => result, [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/jsonm-79703d8a36e5ee6d [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/test_packer-2223534046644899 [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 41 tests [INFO] [stdout] test it_copes_with_null_input_to_unpacker ... ok [INFO] [stdout] test it_copes_with_messages_in_wrong_order ... ok [INFO] [stdout] test it_has_symmetrical_pack_string_and_unpack_string_for_strings ... ok [INFO] [stdout] test it_packs_arrays_with_minus_1_just_fine ... ok [INFO] [stdout] test it_packs_empty_arrays_just_fine ... ok [INFO] [stdout] test it_packs_dot_number_string_just_fine ... ok [INFO] [stdout] test it_packs_empty_string_inside_object ... ok [INFO] [stdout] test it_packs_floats_just_fine ... ok [INFO] [stdout] test it_packs_empty_string ... ok [INFO] [stdout] test it_handles_strings_and_ints_with_the_same_value ... ok [INFO] [stdout] test it_packs_json_strings_and_can_unpack_them_as_string ... ok [INFO] [stdout] test it_packs_arrays_using_minus_1 ... ok [INFO] [stdout] test it_packs_json_strings ... ok [INFO] [stdout] test it_handles_small_messages_with_more_values_than_dictionary_size_2 ... ok [INFO] [stdout] test it_packs_multi_line_strings_as_normal_values ... ok [INFO] [stdout] test it_packs_large_integers_as_string_values ... ok [INFO] [stdout] test it_packs_null ... ok [INFO] [stdout] test it_packs_null_inside_object ... ok [INFO] [stdout] test it_packs_nested_arrays_and_objects ... ok [INFO] [stdout] test it_has_no_issues_going_over_a_very_small_dictionary_size ... ok [INFO] [stdout] test it_handles_small_messages_with_more_values_than_dictionary_size ... ok [INFO] [stdout] test it_packs_number_string_just_fine ... ok [INFO] [stdout] test it_packs_tilde_strings_just_fine ... ok [INFO] [stdout] test it_copes_with_calling_unpack_multiple_times ... ok [INFO] [stdout] test it_packs_multi_line_strings_as_separate_values_in_string_packing_mode ... ok [INFO] [stdout] test it_packs_multiple_empty_strings_inside_object ... ok [INFO] [stdout] test it_errors_when_the_packer_is_reset_during_message ... ok [INFO] [stdout] test it_packs_multi_key_objects ... ok [INFO] [stdout] test it_packs_small_integers_as_string_values ... ok [INFO] [stdout] test it_packs_tilde_tilde_strings_just_fine ... ok [INFO] [stdout] test it_packs_true_just_fine ... ok [INFO] [stdout] test it_handles_small_messages_with_more_values_than_dictionary_size_3 ... ok [INFO] [stdout] test it_packs_strings_1_level_deep ... ok [INFO] [stdout] test it_uses_memoization_the_second_time ... ok [INFO] [stdout] test it_packs_strings_2_level_deep ... ok [INFO] [stdout] test it_supports_reset ... ok [INFO] [stdout] test it_handles_packer_being_reset ... ok [INFO] [stdout] test it_packs_with_null_and_true_and_false ... ok [INFO] [stdout] test it_handles_large_messages_with_more_values_than_dictionary_size_that_contains_null ... ok [INFO] [stdout] test it_handles_large_messages_with_more_values_than_dictionary_size ... ok [INFO] [stderr] Doc-tests jsonm [INFO] [stdout] test it_has_no_issues_going_over_dictionary_size ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5ccd22744c371ef64ff2625cf00f69351992e15b0005c80479bc37893d37173b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ccd22744c371ef64ff2625cf00f69351992e15b0005c80479bc37893d37173b", kill_on_drop: false }` [INFO] [stdout] 5ccd22744c371ef64ff2625cf00f69351992e15b0005c80479bc37893d37173b