[INFO] fetching crate conf_json 0.1.4...
[INFO] testing conf_json-0.1.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate conf_json 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate conf_json 0.1.4
[INFO] finished tweaking crates.io crate conf_json 0.1.4
[INFO] tweaked toml for crates.io crate conf_json 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate conf_json 0.1.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3228f9a1e6958a40b1297af209a7ddc165e55f7498d3255c9ccff81c85a8d377
[INFO] running `Command { std: "docker" "start" "-a" "3228f9a1e6958a40b1297af209a7ddc165e55f7498d3255c9ccff81c85a8d377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3228f9a1e6958a40b1297af209a7ddc165e55f7498d3255c9ccff81c85a8d377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3228f9a1e6958a40b1297af209a7ddc165e55f7498d3255c9ccff81c85a8d377", kill_on_drop: false }`
[INFO] [stdout] 3228f9a1e6958a40b1297af209a7ddc165e55f7498d3255c9ccff81c85a8d377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b49bf3c07c9d1eea586eb205c926befa984da4d04f48c3f3cd7b54e314cc13b
[INFO] running `Command { std: "docker" "start" "-a" "6b49bf3c07c9d1eea586eb205c926befa984da4d04f48c3f3cd7b54e314cc13b", kill_on_drop: false }`
[INFO] [stderr]    Compiling conf_json v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/value.rs:173:20
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn iter_array(&self) -> ArrayIter {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn iter_array(&self) -> ArrayIter<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/value.rs:182:21
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn iter_object(&self) -> ObjectIter {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn iter_object(&self) -> ObjectIter<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "6b49bf3c07c9d1eea586eb205c926befa984da4d04f48c3f3cd7b54e314cc13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b49bf3c07c9d1eea586eb205c926befa984da4d04f48c3f3cd7b54e314cc13b", kill_on_drop: false }`
[INFO] [stdout] 6b49bf3c07c9d1eea586eb205c926befa984da4d04f48c3f3cd7b54e314cc13b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69c96ca9d8e9b8f4d9d9eeb1025c7712cafade7014f9e36e5bf4594b6db01e69
[INFO] running `Command { std: "docker" "start" "-a" "69c96ca9d8e9b8f4d9d9eeb1025c7712cafade7014f9e36e5bf4594b6db01e69", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/value.rs:173:20
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn iter_array(&self) -> ArrayIter {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn iter_array(&self) -> ArrayIter<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling conf_json v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/value.rs:182:21
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn iter_object(&self) -> ObjectIter {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn iter_object(&self) -> ObjectIter<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/value.rs:173:20
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn iter_array(&self) -> ArrayIter {
[INFO] [stdout]     |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn iter_array(&self) -> ArrayIter<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/value.rs:182:21
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn iter_object(&self) -> ObjectIter {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn iter_object(&self) -> ObjectIter<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "69c96ca9d8e9b8f4d9d9eeb1025c7712cafade7014f9e36e5bf4594b6db01e69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c96ca9d8e9b8f4d9d9eeb1025c7712cafade7014f9e36e5bf4594b6db01e69", kill_on_drop: false }`
[INFO] [stdout] 69c96ca9d8e9b8f4d9d9eeb1025c7712cafade7014f9e36e5bf4594b6db01e69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ddf619a0ff99fe3503c5c2e9af42d8ab2cdf3d6a66910693fe296582422769e
[INFO] running `Command { std: "docker" "start" "-a" "2ddf619a0ff99fe3503c5c2e9af42d8ab2cdf3d6a66910693fe296582422769e", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/value.rs:173:20
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn iter_array(&self) -> ArrayIter {
[INFO] [stderr]     |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn iter_array(&self) -> ArrayIter<'_> {
[INFO] [stderr]     |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/value.rs:182:21
[INFO] [stderr]     |
[INFO] [stderr] 182 |     pub fn iter_object(&self) -> ObjectIter {
[INFO] [stderr]     |                        ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 182 |     pub fn iter_object(&self) -> ObjectIter<'_> {
[INFO] [stderr]     |                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `conf_json` (lib) generated 2 warnings (run `cargo fix --lib -p conf_json` to apply 2 suggestions)
[INFO] [stderr] warning: `conf_json` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/conf_json-99d827d915f31857)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_string ... ok
[INFO] [stdout] test tests::test_weird_numbers ... ok
[INFO] [stdout] test tests::all ... ok
[INFO] [stdout] test tests::test_empty_object_and_array ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests conf_json
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 81) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 73) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ddf619a0ff99fe3503c5c2e9af42d8ab2cdf3d6a66910693fe296582422769e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ddf619a0ff99fe3503c5c2e9af42d8ab2cdf3d6a66910693fe296582422769e", kill_on_drop: false }`
[INFO] [stdout] 2ddf619a0ff99fe3503c5c2e9af42d8ab2cdf3d6a66910693fe296582422769e