[INFO] fetching crate const_json 0.1.0...
[INFO] checking const_json-0.1.0 against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] extracting crate const_json 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate const_json 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate const_json 0.1.0
[INFO] tweaked toml for crates.io crate const_json 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate const_json 0.1.0 on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate const_json 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82f4a1117fe88df694b12d2d7d7299b032a190e55356d7864005b3857e2a063f
[INFO] running `Command { std: "docker" "start" "-a" "82f4a1117fe88df694b12d2d7d7299b032a190e55356d7864005b3857e2a063f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82f4a1117fe88df694b12d2d7d7299b032a190e55356d7864005b3857e2a063f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f4a1117fe88df694b12d2d7d7299b032a190e55356d7864005b3857e2a063f", kill_on_drop: false }`
[INFO] [stdout] 82f4a1117fe88df694b12d2d7d7299b032a190e55356d7864005b3857e2a063f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c32de779f204e40b75c6820f9f8038a43e9caf1b4e8991be3051a45532f3d73d
[INFO] running `Command { std: "docker" "start" "-a" "c32de779f204e40b75c6820f9f8038a43e9caf1b4e8991be3051a45532f3d73d", kill_on_drop: false }`
[INFO] [stderr]     Checking const_json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> examples/basic.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout]  9 |   const JSON: Json = const_json!({
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 10 | |     "null": null,
[INFO] [stdout] 11 | |     "bool": true,
[INFO] [stdout] 12 | |     "float": 12.3,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     "function_result": (add_12(10))
[INFO] [stdout] 24 | | });
[INFO] [stdout]    | |  ^
[INFO] [stdout]    | |  |
[INFO] [stdout]    | |  creates a temporary value which is freed while still in use
[INFO] [stdout]    | |__temporary value is freed at the end of this statement
[INFO] [stdout]    |    using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_json` which comes from the expansion of the macro `const_json` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> examples/basic.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout]  9 |   const JSON: Json = const_json!({
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 10 | |     "null": null,
[INFO] [stdout] 11 | |     "bool": true,
[INFO] [stdout] 12 | |     "float": 12.3,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     "function_result": (add_12(10))
[INFO] [stdout] 24 | | });
[INFO] [stdout]    | |  ^
[INFO] [stdout]    | |  |
[INFO] [stdout]    | |  creates a temporary value which is freed while still in use
[INFO] [stdout]    | |__temporary value is freed at the end of this statement
[INFO] [stdout]    |    using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_json` which comes from the expansion of the macro `const_json` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> examples/basic.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout]  9 |   const JSON: Json = const_json!({
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 10 | |     "null": null,
[INFO] [stdout] 11 | |     "bool": true,
[INFO] [stdout] 12 | |     "float": 12.3,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     "function_result": (add_12(10))
[INFO] [stdout] 24 | | });
[INFO] [stdout]    | |  ^
[INFO] [stdout]    | |  |
[INFO] [stdout]    | |  creates a temporary value which is freed while still in use
[INFO] [stdout]    | |__temporary value is freed at the end of this statement
[INFO] [stdout]    |    using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_json` which comes from the expansion of the macro `const_json` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> examples/basic.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout]  9 |   const JSON: Json = const_json!({
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 10 | |     "null": null,
[INFO] [stdout] 11 | |     "bool": true,
[INFO] [stdout] 12 | |     "float": 12.3,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     "function_result": (add_12(10))
[INFO] [stdout] 24 | | });
[INFO] [stdout]    | |  ^
[INFO] [stdout]    | |  |
[INFO] [stdout]    | |  creates a temporary value which is freed while still in use
[INFO] [stdout]    | |__temporary value is freed at the end of this statement
[INFO] [stdout]    |    using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_json` which comes from the expansion of the macro `const_json` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> examples/basic.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout]  9 |   const JSON: Json = const_json!({
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 10 | |     "null": null,
[INFO] [stdout] 11 | |     "bool": true,
[INFO] [stdout] 12 | |     "float": 12.3,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     "function_result": (add_12(10))
[INFO] [stdout] 24 | | });
[INFO] [stdout]    | |  ^
[INFO] [stdout]    | |  |
[INFO] [stdout]    | |  creates a temporary value which is freed while still in use
[INFO] [stdout]    | |__temporary value is freed at the end of this statement
[INFO] [stdout]    |    using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_json` which comes from the expansion of the macro `const_json` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> examples/basic.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout]  9 |   const JSON: Json = const_json!({
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 10 | |     "null": null,
[INFO] [stdout] 11 | |     "bool": true,
[INFO] [stdout] 12 | |     "float": 12.3,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     "function_result": (add_12(10))
[INFO] [stdout] 24 | | });
[INFO] [stdout]    | |  ^
[INFO] [stdout]    | |  |
[INFO] [stdout]    | |  creates a temporary value which is freed while still in use
[INFO] [stdout]    | |__temporary value is freed at the end of this statement
[INFO] [stdout]    |    using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_json` which comes from the expansion of the macro `const_json` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> examples/basic.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout]  9 |   const JSON: Json = const_json!({
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 10 | |     "null": null,
[INFO] [stdout] 11 | |     "bool": true,
[INFO] [stdout] 12 | |     "float": 12.3,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     "function_result": (add_12(10))
[INFO] [stdout] 24 | | });
[INFO] [stdout]    | |  ^
[INFO] [stdout]    | |  |
[INFO] [stdout]    | |  creates a temporary value which is freed while still in use
[INFO] [stdout]    | |__temporary value is freed at the end of this statement
[INFO] [stdout]    |    using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_json` which comes from the expansion of the macro `const_json` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> examples/basic.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout]  9 |   const JSON: Json = const_json!({
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 10 | |     "null": null,
[INFO] [stdout] 11 | |     "bool": true,
[INFO] [stdout] 12 | |     "float": 12.3,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     "function_result": (add_12(10))
[INFO] [stdout] 24 | | });
[INFO] [stdout]    | |  ^
[INFO] [stdout]    | |  |
[INFO] [stdout]    | |  creates a temporary value which is freed while still in use
[INFO] [stdout]    | |__temporary value is freed at the end of this statement
[INFO] [stdout]    |    using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_json` which comes from the expansion of the macro `const_json` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> examples/basic.rs:9:20
[INFO] [stdout]    |
[INFO] [stdout]  9 |   const JSON: Json = const_json!({
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 10 | |     "null": null,
[INFO] [stdout] 11 | |     "bool": true,
[INFO] [stdout] 12 | |     "float": 12.3,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     "function_result": (add_12(10))
[INFO] [stdout] 24 | | });
[INFO] [stdout]    | |  ^
[INFO] [stdout]    | |  |
[INFO] [stdout]    | |  creates a temporary value which is freed while still in use
[INFO] [stdout]    | |__temporary value is freed at the end of this statement
[INFO] [stdout]    |    using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::const_json` which comes from the expansion of the macro `const_json` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const_json` (example "basic") due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "c32de779f204e40b75c6820f9f8038a43e9caf1b4e8991be3051a45532f3d73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c32de779f204e40b75c6820f9f8038a43e9caf1b4e8991be3051a45532f3d73d", kill_on_drop: false }`
[INFO] [stdout] c32de779f204e40b75c6820f9f8038a43e9caf1b4e8991be3051a45532f3d73d