[INFO] fetching crate jsonm 0.2.0...
[INFO] testing jsonm-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate jsonm 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate jsonm 0.2.0
[INFO] finished tweaking crates.io crate jsonm 0.2.0
[INFO] tweaked toml for crates.io crate jsonm 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsonm 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb23406414a33043424a131c11bc9f9c71386aeec0b6e7bbfaaa853b837a28c1
[INFO] running `Command { std: "docker" "start" "-a" "fb23406414a33043424a131c11bc9f9c71386aeec0b6e7bbfaaa853b837a28c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb23406414a33043424a131c11bc9f9c71386aeec0b6e7bbfaaa853b837a28c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb23406414a33043424a131c11bc9f9c71386aeec0b6e7bbfaaa853b837a28c1", kill_on_drop: false }`
[INFO] [stdout] fb23406414a33043424a131c11bc9f9c71386aeec0b6e7bbfaaa853b837a28c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c28d3ab10163d34e618df938259ab4a42e13fa14bea64d55f02f48b9066b2a8d
[INFO] running `Command { std: "docker" "start" "-a" "c28d3ab10163d34e618df938259ab4a42e13fa14bea64d55f02f48b9066b2a8d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling jsonm v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cause` is never read
[INFO] [stdout]   --> src/packer.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct PackerError {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 53 |     cause: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PackerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pending_unpacks` is never read
[INFO] [stdout]   --> src/unpacker.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Unpacker {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pending_unpacks: Vec<i32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Unpacker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "c28d3ab10163d34e618df938259ab4a42e13fa14bea64d55f02f48b9066b2a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28d3ab10163d34e618df938259ab4a42e13fa14bea64d55f02f48b9066b2a8d", kill_on_drop: false }`
[INFO] [stdout] c28d3ab10163d34e618df938259ab4a42e13fa14bea64d55f02f48b9066b2a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dabf3a766ba5996ec684cb3f60c3af2e8df786bc85f4e5b3e5764aa9215c805d
[INFO] running `Command { std: "docker" "start" "-a" "dabf3a766ba5996ec684cb3f60c3af2e8df786bc85f4e5b3e5764aa9215c805d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: field `cause` is never read
[INFO] [stdout]   --> src/packer.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct PackerError {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 53 |     cause: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PackerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pending_unpacks` is never read
[INFO] [stdout]   --> src/unpacker.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Unpacker {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pending_unpacks: Vec<i32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Unpacker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jsonm v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cause` is never read
[INFO] [stdout]   --> src/packer.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct PackerError {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 53 |     cause: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PackerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pending_unpacks` is never read
[INFO] [stdout]   --> src/unpacker.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Unpacker {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pending_unpacks: Vec<i32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Unpacker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "dabf3a766ba5996ec684cb3f60c3af2e8df786bc85f4e5b3e5764aa9215c805d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dabf3a766ba5996ec684cb3f60c3af2e8df786bc85f4e5b3e5764aa9215c805d", kill_on_drop: false }`
[INFO] [stdout] dabf3a766ba5996ec684cb3f60c3af2e8df786bc85f4e5b3e5764aa9215c805d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8498c9a3066ac894dbbe84e55d9a117149156a0d02621c5355c6ad36e246e3ae
[INFO] running `Command { std: "docker" "start" "-a" "8498c9a3066ac894dbbe84e55d9a117149156a0d02621c5355c6ad36e246e3ae", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: field `cause` is never read
[INFO] [stderr]   --> src/packer.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub struct PackerError {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 53 |     cause: String,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `PackerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `pending_unpacks` is never read
[INFO] [stderr]   --> src/unpacker.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct Unpacker {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pending_unpacks: Vec<i32>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Unpacker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `jsonm` (lib) generated 2 warnings
[INFO] [stderr] warning: `jsonm` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jsonm-72680713ce371ac5)
[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] [stderr]      Running tests/test_packer.rs (/opt/rustwide/target/debug/deps/test_packer-c19a2574b624fc72)
[INFO] [stdout] 
[INFO] [stdout] running 42 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_copes_with_calling_unpack_multiple_times ... ok
[INFO] [stdout] test it_errors_when_the_packer_is_reset_during_message ... ok
[INFO] [stdout] test it_handles_strings_and_ints_with_the_same_value ... ok
[INFO] [stdout] test it_handles_small_messages_with_more_values_than_dictionary_size_3 ... ok
[INFO] [stdout] test it_packs_arrays_with_minus_1_just_fine ... ok
[INFO] [stdout] test it_handles_small_messages_with_more_values_than_dictionary_size_2 ... ok
[INFO] [stdout] test it_packs_empty_arrays_just_fine ... ok
[INFO] [stdout] test it_packs_empty_string ... ok
[INFO] [stdout] test it_packs_arrays_using_minus_1 ... 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_large_integers_as_string_values ... ok
[INFO] [stdout] test it_packs_floats_just_fine ... ok
[INFO] [stdout] test it_packs_multi_line_strings_as_normal_values ... ok
[INFO] [stdout] test it_has_symmetrical_pack_string_and_unpack_string_for_strings ... ok
[INFO] [stdout] test it_packs_null_inside_object ... ok
[INFO] [stdout] test it_packs_null ... ok
[INFO] [stdout] test it_packs_small_integers_as_string_values ... ok
[INFO] [stdout] test it_packs_number_string_just_fine ... ok
[INFO] [stdout] test it_doesnot_pack_very_large_nonscalars ... ok
[INFO] [stdout] test it_handles_small_messages_with_more_values_than_dictionary_size ... ok
[INFO] [stdout] test it_packs_multi_line_strings_as_separate_values_in_string_packing_mode ... ok
[INFO] [stdout] test it_packs_multi_key_objects ... ok
[INFO] [stdout] test it_packs_json_strings_and_can_unpack_them_as_string ... ok
[INFO] [stdout] test it_packs_strings_2_level_deep ... ok
[INFO] [stdout] test it_packs_tilde_strings_just_fine ... 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_json_strings ... ok
[INFO] [stdout] test it_packs_strings_1_level_deep ... ok
[INFO] [stdout] test it_packs_nested_arrays_and_objects ... ok
[INFO] [stdout] test it_packs_multiple_empty_strings_inside_object ... ok
[INFO] [stdout] test it_uses_memoization_the_second_time ... 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_has_no_issues_going_over_a_very_small_dictionary_size ... 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. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[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" "8498c9a3066ac894dbbe84e55d9a117149156a0d02621c5355c6ad36e246e3ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8498c9a3066ac894dbbe84e55d9a117149156a0d02621c5355c6ad36e246e3ae", kill_on_drop: false }`
[INFO] [stdout] 8498c9a3066ac894dbbe84e55d9a117149156a0d02621c5355c6ad36e246e3ae