[INFO] fetching crate serde_int_map_derive 0.3.0...
[INFO] checking serde_int_map_derive-0.3.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate serde_int_map_derive 0.3.0 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate serde_int_map_derive 0.3.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_int_map_derive 0.3.0
[INFO] finished tweaking crates.io crate serde_int_map_derive 0.3.0
[INFO] tweaked toml for crates.io crate serde_int_map_derive 0.3.0 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff96ea2cf776a1e41614b1497b4ce8363a6a4089b69171706bf2992bb86bb9da
[INFO] running `Command { std: "docker" "start" "-a" "ff96ea2cf776a1e41614b1497b4ce8363a6a4089b69171706bf2992bb86bb9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff96ea2cf776a1e41614b1497b4ce8363a6a4089b69171706bf2992bb86bb9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff96ea2cf776a1e41614b1497b4ce8363a6a4089b69171706bf2992bb86bb9da", kill_on_drop: false }`
[INFO] [stdout] ff96ea2cf776a1e41614b1497b4ce8363a6a4089b69171706bf2992bb86bb9da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 332fa01c3871fd0bc7313cf37c4ffb4df5b5fe6c4c8495141ed1259affd7fbbc
[INFO] running `Command { std: "docker" "start" "-a" "332fa01c3871fd0bc7313cf37c4ffb4df5b5fe6c4c8495141ed1259affd7fbbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking serde_int_map_traits v0.3.0
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking serde_int_map_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parser_helper.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 19 |           panic!(format!(
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 20 | |             "No int_map_* found on field {}",
[INFO] [stdout] 21 | |             field.ident.as_ref().unwrap()
[INFO] [stdout] 22 | |         ));
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 19 ~         panic!(
[INFO] [stdout] 20 |             "No int_map_* found on field {}",
[INFO] [stdout] 21 |             field.ident.as_ref().unwrap()
[INFO] [stdout] 22 ~         );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parser_helper.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |           panic!(format!(
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 26 | |             "Multiple int_map_* attributes found on field {}",
[INFO] [stdout] 27 | |             field.ident.as_ref().unwrap()
[INFO] [stdout] 28 | |         ));
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 25 ~         panic!(
[INFO] [stdout] 26 |             "Multiple int_map_* attributes found on field {}",
[INFO] [stdout] 27 |             field.ident.as_ref().unwrap()
[INFO] [stdout] 28 ~         );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parser_helper.rs:81:29
[INFO] [stdout]    |
[INFO] [stdout] 81 |                   _ => panic!(format!(
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 82 | |                     "Non-literal int_map_id value for field {}: {}, value: {:?}",
[INFO] [stdout] 83 | |                     field.ident.as_ref().unwrap().to_string(),
[INFO] [stdout] 84 | |                     token.to_string(),
[INFO] [stdout] 85 | |                     token
[INFO] [stdout] 86 | |                 )),
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 81 ~                 _ => panic!(
[INFO] [stdout] 82 |                     "Non-literal int_map_id value for field {}: {}, value: {:?}",
[INFO] [stdout] 83 |                     field.ident.as_ref().unwrap().to_string(),
[INFO] [stdout] 84 |                     token.to_string(),
[INFO] [stdout] 85 |                     token
[INFO] [stdout] 86 ~                 ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parser_helper.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 19 |           panic!(format!(
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 20 | |             "No int_map_* found on field {}",
[INFO] [stdout] 21 | |             field.ident.as_ref().unwrap()
[INFO] [stdout] 22 | |         ));
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 19 ~         panic!(
[INFO] [stdout] 20 |             "No int_map_* found on field {}",
[INFO] [stdout] 21 |             field.ident.as_ref().unwrap()
[INFO] [stdout] 22 ~         );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parser_helper.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |           panic!(format!(
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 26 | |             "Multiple int_map_* attributes found on field {}",
[INFO] [stdout] 27 | |             field.ident.as_ref().unwrap()
[INFO] [stdout] 28 | |         ));
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 25 ~         panic!(
[INFO] [stdout] 26 |             "Multiple int_map_* attributes found on field {}",
[INFO] [stdout] 27 |             field.ident.as_ref().unwrap()
[INFO] [stdout] 28 ~         );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parser_helper.rs:81:29
[INFO] [stdout]    |
[INFO] [stdout] 81 |                   _ => panic!(format!(
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 82 | |                     "Non-literal int_map_id value for field {}: {}, value: {:?}",
[INFO] [stdout] 83 | |                     field.ident.as_ref().unwrap().to_string(),
[INFO] [stdout] 84 | |                     token.to_string(),
[INFO] [stdout] 85 | |                     token
[INFO] [stdout] 86 | |                 )),
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 81 ~                 _ => panic!(
[INFO] [stdout] 82 |                     "Non-literal int_map_id value for field {}: {}, value: {:?}",
[INFO] [stdout] 83 |                     field.ident.as_ref().unwrap().to_string(),
[INFO] [stdout] 84 |                     token.to_string(),
[INFO] [stdout] 85 |                     token
[INFO] [stdout] 86 ~                 ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "332fa01c3871fd0bc7313cf37c4ffb4df5b5fe6c4c8495141ed1259affd7fbbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332fa01c3871fd0bc7313cf37c4ffb4df5b5fe6c4c8495141ed1259affd7fbbc", kill_on_drop: false }`
[INFO] [stdout] 332fa01c3871fd0bc7313cf37c4ffb4df5b5fe6c4c8495141ed1259affd7fbbc