[INFO] fetching crate alexcrichton-cranelift-codegen 0.53.0...
[INFO] checking alexcrichton-cranelift-codegen-0.53.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate alexcrichton-cranelift-codegen 0.53.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate alexcrichton-cranelift-codegen 0.53.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alexcrichton-cranelift-codegen 0.53.0
[INFO] finished tweaking crates.io crate alexcrichton-cranelift-codegen 0.53.0
[INFO] tweaked toml for crates.io crate alexcrichton-cranelift-codegen 0.53.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 756c8db857b0468ec6e8b9da532fce9923dc62f61b92e1d6c2c918cad539dc8d
[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" "756c8db857b0468ec6e8b9da532fce9923dc62f61b92e1d6c2c918cad539dc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "756c8db857b0468ec6e8b9da532fce9923dc62f61b92e1d6c2c918cad539dc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756c8db857b0468ec6e8b9da532fce9923dc62f61b92e1d6c2c918cad539dc8d", kill_on_drop: false }`
[INFO] [stdout] 756c8db857b0468ec6e8b9da532fce9923dc62f61b92e1d6c2c918cad539dc8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dba7e7a1f24c9d30de005c6a792c6a2cc87043ccff3f2975202253569562eeee
[INFO] running `Command { std: "docker" "start" "-a" "dba7e7a1f24c9d30de005c6a792c6a2cc87043ccff3f2975202253569562eeee", kill_on_drop: false }`
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen v0.53.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/verifier/mod.rs:2018:32
[INFO] [stdout]      |
[INFO] [stdout] 2018 |                           panic!(format!(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 2019 | |                             "'{}' did not contain the substring '{}'",
[INFO] [stdout] 2020 | |                             message, $msg
[INFO] [stdout] 2021 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 2065 |           assert_err_with_msg!(errors, "instruction format");
[INFO] [stdout]      |           --------------------------------------------------- in this macro invocation
[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]      = note: this warning originates in the macro `assert_err_with_msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 2018 |                         panic!(
[INFO] [stdout] 2019 |                             "'{}' did not contain the substring '{}'",
[INFO] [stdout] 2020 |                             message, $msg
[INFO] [stdout] 2021 |                         );
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/verifier/mod.rs:2018:32
[INFO] [stdout]      |
[INFO] [stdout] 2018 |                           panic!(format!(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 2019 | |                             "'{}' did not contain the substring '{}'",
[INFO] [stdout] 2020 | |                             message, $msg
[INFO] [stdout] 2021 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 2078 |           assert_err_with_msg!(errors, "Parameter at position 0 has an invalid type");
[INFO] [stdout]      |           ---------------------------------------------------------------------------- in this macro invocation
[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]      = note: this warning originates in the macro `assert_err_with_msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 2018 |                         panic!(
[INFO] [stdout] 2019 |                             "'{}' did not contain the substring '{}'",
[INFO] [stdout] 2020 |                             message, $msg
[INFO] [stdout] 2021 |                         );
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/verifier/mod.rs:2018:32
[INFO] [stdout]      |
[INFO] [stdout] 2018 |                           panic!(format!(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 2019 | |                             "'{}' did not contain the substring '{}'",
[INFO] [stdout] 2020 | |                             message, $msg
[INFO] [stdout] 2021 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 2091 |           assert_err_with_msg!(errors, "Return value at position 0 has an invalid type");
[INFO] [stdout]      |           ------------------------------------------------------------------------------- in this macro invocation
[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]      = note: this warning originates in the macro `assert_err_with_msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 2018 |                         panic!(
[INFO] [stdout] 2019 |                             "'{}' did not contain the substring '{}'",
[INFO] [stdout] 2020 |                             message, $msg
[INFO] [stdout] 2021 |                         );
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/verifier/mod.rs:2018:32
[INFO] [stdout]      |
[INFO] [stdout] 2018 |                           panic!(format!(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 2019 | |                             "'{}' did not contain the substring '{}'",
[INFO] [stdout] 2020 | |                             message, $msg
[INFO] [stdout] 2021 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout] ...
[INFO] [stdout] 2135 |           assert_err_with_msg!(errors, "ebb0 cannot be empty");
[INFO] [stdout]      |           ----------------------------------------------------- in this macro invocation
[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]      = note: this warning originates in the macro `assert_err_with_msg` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 2018 |                         panic!(
[INFO] [stdout] 2019 |                             "'{}' did not contain the substring '{}'",
[INFO] [stdout] 2020 |                             message, $msg
[INFO] [stdout] 2021 |                         );
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.01s
[INFO] running `Command { std: "docker" "inspect" "dba7e7a1f24c9d30de005c6a792c6a2cc87043ccff3f2975202253569562eeee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba7e7a1f24c9d30de005c6a792c6a2cc87043ccff3f2975202253569562eeee", kill_on_drop: false }`
[INFO] [stdout] dba7e7a1f24c9d30de005c6a792c6a2cc87043ccff3f2975202253569562eeee
