[INFO] fetching crate jsonm 0.1.4... [INFO] testing jsonm-0.1.4 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate jsonm 0.1.4 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate jsonm 0.1.4 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 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-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 786e93323e976b081254e019603d23620efda39d5a16d325f6a673d1cc1f7bc1 [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" "786e93323e976b081254e019603d23620efda39d5a16d325f6a673d1cc1f7bc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "786e93323e976b081254e019603d23620efda39d5a16d325f6a673d1cc1f7bc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "786e93323e976b081254e019603d23620efda39d5a16d325f6a673d1cc1f7bc1", kill_on_drop: false }` [INFO] [stdout] 786e93323e976b081254e019603d23620efda39d5a16d325f6a673d1cc1f7bc1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] a2fb3b374e4b35cdeb4187bed12a02ae7f48d3502270f23b90c1cbd052132918 [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" "a2fb3b374e4b35cdeb4187bed12a02ae7f48d3502270f23b90c1cbd052132918", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling regex v1.5.4 [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] = 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: 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] = 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: 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 5.55s [INFO] running `Command { std: "docker" "inspect" "a2fb3b374e4b35cdeb4187bed12a02ae7f48d3502270f23b90c1cbd052132918", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2fb3b374e4b35cdeb4187bed12a02ae7f48d3502270f23b90c1cbd052132918", kill_on_drop: false }` [INFO] [stdout] a2fb3b374e4b35cdeb4187bed12a02ae7f48d3502270f23b90c1cbd052132918 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 1329c22e4f079997a24184213216ea4deef1b1fde17b10a8048422b8862fa114 [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" "1329c22e4f079997a24184213216ea4deef1b1fde17b10a8048422b8862fa114", 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] = 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: 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] = 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: 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] = 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: 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] = 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: 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 2.08s [INFO] running `Command { std: "docker" "inspect" "1329c22e4f079997a24184213216ea4deef1b1fde17b10a8048422b8862fa114", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1329c22e4f079997a24184213216ea4deef1b1fde17b10a8048422b8862fa114", kill_on_drop: false }` [INFO] [stdout] 1329c22e4f079997a24184213216ea4deef1b1fde17b10a8048422b8862fa114 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] fb12941ae83f6eb7d9de518534656eee20081f449a1a1a15428a1fcbc8336295 [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" "fb12941ae83f6eb7d9de518534656eee20081f449a1a1a15428a1fcbc8336295", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] = 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: 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: 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: 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] = 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: 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: 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: 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 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/jsonm-542449d54ce26919) [INFO] [stdout] [INFO] [stderr] Running tests/test_packer.rs (/opt/rustwide/target/debug/deps/test_packer-838390bf2f1dcc59) [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] [stdout] [INFO] [stdout] running 41 tests [INFO] [stdout] test it_copes_with_null_input_to_unpacker ... ok [INFO] [stdout] test it_packs_empty_arrays_just_fine ... ok [INFO] [stdout] test it_packs_empty_string ... ok [INFO] [stdout] test it_packs_floats_just_fine ... ok [INFO] [stdout] test it_copes_with_messages_in_wrong_order ... ok [INFO] [stdout] test it_copes_with_calling_unpack_multiple_times ... ok [INFO] [stdout] test it_packs_arrays_with_minus_1_just_fine ... ok [INFO] [stdout] test it_packs_tilde_strings_just_fine ... ok [INFO] [stdout] test it_packs_json_strings_and_can_unpack_them_as_string ... ok [INFO] [stdout] test it_packs_null ... ok [INFO] [stdout] test it_handles_packer_being_reset ... 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_packs_tilde_tilde_strings_just_fine ... ok [INFO] [stdout] test it_packs_true_just_fine ... ok [INFO] [stdout] test it_packs_strings_2_level_deep ... ok [INFO] [stdout] test it_packs_null_inside_object ... ok [INFO] [stdout] test it_handles_strings_and_ints_with_the_same_value ... ok [INFO] [stdout] test it_packs_empty_string_inside_object ... ok [INFO] [stdout] test it_packs_dot_number_string_just_fine ... ok [INFO] [stdout] test it_packs_small_integers_as_string_values ... ok [INFO] [stdout] test it_packs_json_strings ... ok [INFO] [stdout] test it_packs_with_null_and_true_and_false ... ok [INFO] [stdout] test it_packs_strings_1_level_deep ... ok [INFO] [stdout] test it_has_no_issues_going_over_a_very_small_dictionary_size ... ok [INFO] [stdout] test it_packs_multi_key_objects ... ok [INFO] [stdout] test it_packs_number_string_just_fine ... ok [INFO] [stdout] test it_packs_multi_line_strings_as_normal_values ... ok [INFO] [stdout] test it_uses_memoization_the_second_time ... ok [INFO] [stdout] test it_supports_reset ... ok [INFO] [stdout] test it_packs_nested_arrays_and_objects ... ok [INFO] [stdout] test it_has_symmetrical_pack_string_and_unpack_string_for_strings ... ok [INFO] [stdout] test it_packs_large_integers_as_string_values ... ok [INFO] [stdout] test it_handles_small_messages_with_more_values_than_dictionary_size_2 ... ok [INFO] [stdout] test it_packs_arrays_using_minus_1 ... ok [INFO] [stdout] test it_handles_small_messages_with_more_values_than_dictionary_size ... ok [INFO] [stdout] test it_errors_when_the_packer_is_reset_during_message ... ok [INFO] [stdout] test it_handles_small_messages_with_more_values_than_dictionary_size_3 ... ok [INFO] [stdout] test it_handles_large_messages_with_more_values_than_dictionary_size ... ok [INFO] [stdout] test it_handles_large_messages_with_more_values_than_dictionary_size_that_contains_null ... ok [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; finished in 2.11s [INFO] [stdout] [INFO] [stderr] Doc-tests jsonm [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] running `Command { std: "docker" "inspect" "fb12941ae83f6eb7d9de518534656eee20081f449a1a1a15428a1fcbc8336295", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb12941ae83f6eb7d9de518534656eee20081f449a1a1a15428a1fcbc8336295", kill_on_drop: false }` [INFO] [stdout] fb12941ae83f6eb7d9de518534656eee20081f449a1a1a15428a1fcbc8336295