[INFO] crate constexpr-macros 0.0.1-alpha1 is already in cache
[INFO] building constexpr-macros-0.0.1-alpha1 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate constexpr-macros 0.0.1-alpha1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate constexpr-macros 0.0.1-alpha1 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate constexpr-macros 0.0.1-alpha1
[INFO] finished tweaking crates.io crate constexpr-macros 0.0.1-alpha1
[INFO] tweaked toml for crates.io crate constexpr-macros 0.0.1-alpha1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 152394aea264d3d001b42023bb474930de613c047c5b8cd840f1ab2dcc800c08
[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" "152394aea264d3d001b42023bb474930de613c047c5b8cd840f1ab2dcc800c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "152394aea264d3d001b42023bb474930de613c047c5b8cd840f1ab2dcc800c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "152394aea264d3d001b42023bb474930de613c047c5b8cd840f1ab2dcc800c08", kill_on_drop: false }`
[INFO] [stdout] 152394aea264d3d001b42023bb474930de613c047c5b8cd840f1ab2dcc800c08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcc18ca60a9f7b36e6c3debb369cd57da5cb61e8c17e072b849fa87bf214b1a7
[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" "dcc18ca60a9f7b36e6c3debb369cd57da5cb61e8c17e072b849fa87bf214b1a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling constexpr-macros v0.0.1-alpha1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.71s
[INFO] running `Command { std: "docker" "inspect" "dcc18ca60a9f7b36e6c3debb369cd57da5cb61e8c17e072b849fa87bf214b1a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcc18ca60a9f7b36e6c3debb369cd57da5cb61e8c17e072b849fa87bf214b1a7", kill_on_drop: false }`
[INFO] [stdout] dcc18ca60a9f7b36e6c3debb369cd57da5cb61e8c17e072b849fa87bf214b1a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7ba0bc2ce89a342ef9d0bf683e78be0da2491fe588383703ec95c18e97e5f46
[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" "e7ba0bc2ce89a342ef9d0bf683e78be0da2491fe588383703ec95c18e97e5f46", kill_on_drop: false }`
[INFO] [stderr]    Compiling constexpr-macros v0.0.1-alpha1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/grammar.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | /         parses_to! {
[INFO] [stdout] 125 | |             parser: TemplateFn,
[INFO] [stdout] 126 | |             input: "name",
[INFO] [stdout] 127 | |             rule: Rule::identifier,
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |             ]
[INFO] [stdout] 131 | |         };
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/grammar.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 | /         parses_to! {
[INFO] [stdout] 137 | |             parser: TemplateFn,
[INFO] [stdout] 138 | |             input: "other_name",
[INFO] [stdout] 139 | |             rule: Rule::identifier,
[INFO] [stdout] ...   |
[INFO] [stdout] 142 | |             ]
[INFO] [stdout] 143 | |         };
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/grammar.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 | /         parses_to! {
[INFO] [stdout] 150 | |             parser: TemplateFn,
[INFO] [stdout] 151 | |             input: "u32",
[INFO] [stdout] 152 | |             rule: Rule::type_def,
[INFO] [stdout] ...   |
[INFO] [stdout] 155 | |             ]
[INFO] [stdout] 156 | |         };
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/grammar.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 | /         parses_to! {
[INFO] [stdout] 163 | |             parser: TemplateFn,
[INFO] [stdout] 164 | |             input: "Map<T, X>",
[INFO] [stdout] 165 | |             rule: Rule::type_def,
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |             ]
[INFO] [stdout] 169 | |         };
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/grammar.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 | /         parses_to! {
[INFO] [stdout] 175 | |             parser: TemplateFn,
[INFO] [stdout] 176 | |             input: "var_name",
[INFO] [stdout] 177 | |             rule: Rule::pat,
[INFO] [stdout] ...   |
[INFO] [stdout] 182 | |             ]
[INFO] [stdout] 183 | |         };
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/grammar.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 | /         parses_to! {
[INFO] [stdout] 189 | |             parser: TemplateFn,
[INFO] [stdout] 190 | |             input: "(tuple, other)",
[INFO] [stdout] 191 | |             rule: Rule::pat,
[INFO] [stdout] ...   |
[INFO] [stdout] 197 | |             ]
[INFO] [stdout] 198 | |         };
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/grammar.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 | /         parses_to! {
[INFO] [stdout] 204 | |             parser: TemplateFn,
[INFO] [stdout] 205 | |             input: "ident: Type",
[INFO] [stdout] 206 | |             rule: Rule::argument,
[INFO] [stdout] ...   |
[INFO] [stdout] 212 | |             ]
[INFO] [stdout] 213 | |         };
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/grammar.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 | /         parses_to! {
[INFO] [stdout] 219 | |             parser: TemplateFn,
[INFO] [stdout] 220 | |             input: "fn my_generic<T>(tuple: T)",
[INFO] [stdout] 221 | |             rule: Rule::signature,
[INFO] [stdout] ...   |
[INFO] [stdout] 232 | |             ]
[INFO] [stdout] 233 | |         };
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/grammar.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 | /         parses_to! {
[INFO] [stdout] 239 | |             parser: TemplateFn,
[INFO] [stdout] 240 | |             input: "fn my_generic<T, X>(tuple: T, other:Y)",
[INFO] [stdout] 241 | |             rule: Rule::signature,
[INFO] [stdout] ...   |
[INFO] [stdout] 254 | |             ]
[INFO] [stdout] 255 | |         };
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "e7ba0bc2ce89a342ef9d0bf683e78be0da2491fe588383703ec95c18e97e5f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ba0bc2ce89a342ef9d0bf683e78be0da2491fe588383703ec95c18e97e5f46", kill_on_drop: false }`
[INFO] [stdout] e7ba0bc2ce89a342ef9d0bf683e78be0da2491fe588383703ec95c18e97e5f46
