[INFO] fetching crate libimagentrycategory 0.10.1...
[INFO] checking libimagentrycategory-0.10.1 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate libimagentrycategory 0.10.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libimagentrycategory 0.10.1 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libimagentrycategory 0.10.1
[INFO] finished tweaking crates.io crate libimagentrycategory 0.10.1
[INFO] tweaked toml for crates.io crate libimagentrycategory 0.10.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d09af641b484d2be87599324d7e08bb537a694047e4d3eaa8f8ffea8a5cd4db4
[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" "d09af641b484d2be87599324d7e08bb537a694047e4d3eaa8f8ffea8a5cd4db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d09af641b484d2be87599324d7e08bb537a694047e4d3eaa8f8ffea8a5cd4db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d09af641b484d2be87599324d7e08bb537a694047e4d3eaa8f8ffea8a5cd4db4", kill_on_drop: false }`
[INFO] [stdout] d09af641b484d2be87599324d7e08bb537a694047e4d3eaa8f8ffea8a5cd4db4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8bd55572af1ff428c7c5241e9dcbd963de1737d30756cae0b1d50d20e5ffc05
[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" "f8bd55572af1ff428c7c5241e9dcbd963de1737d30756cae0b1d50d20e5ffc05", kill_on_drop: false }`
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking libimagerror v0.10.1
[INFO] [stderr]     Checking libimagutil v0.10.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking libimagstore v0.10.1
[INFO] [stderr]     Checking libimagentrylink v0.10.1
[INFO] [stderr]     Checking libimagentryutil v0.10.1
[INFO] [stderr]     Checking libimagentrycategory v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/store.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 144 |         assert!(exists.is_ok(), format!("Expected Ok(_), got: {:?}", exists));
[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: 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/store.rs:156:30
[INFO] [stdout]     |
[INFO] [stdout] 156 |         assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[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/store.rs:166:34
[INFO] [stdout]     |
[INFO] [stdout] 166 |             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[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/store.rs:171:35
[INFO] [stdout]     |
[INFO] [stdout] 171 |         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[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/store.rs:185:34
[INFO] [stdout]     |
[INFO] [stdout] 185 |             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[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/store.rs:192:35
[INFO] [stdout]     |
[INFO] [stdout] 192 |         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[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/store.rs:199:39
[INFO] [stdout]     |
[INFO] [stdout] 199 |         assert!(header_field.is_ok(), format!("Expected Ok(_), got: {:?}", header_field));
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "f8bd55572af1ff428c7c5241e9dcbd963de1737d30756cae0b1d50d20e5ffc05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8bd55572af1ff428c7c5241e9dcbd963de1737d30756cae0b1d50d20e5ffc05", kill_on_drop: false }`
[INFO] [stdout] f8bd55572af1ff428c7c5241e9dcbd963de1737d30756cae0b1d50d20e5ffc05