[INFO] fetching crate dicom_dictionary_parser 0.2.0...
[INFO] checking dicom_dictionary_parser-0.2.0 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate dicom_dictionary_parser 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dicom_dictionary_parser 0.2.0 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dicom_dictionary_parser 0.2.0
[INFO] finished tweaking crates.io crate dicom_dictionary_parser 0.2.0
[INFO] tweaked toml for crates.io crate dicom_dictionary_parser 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74fb9b3f67c4cf0b1f126ab0b843a064e06c76515cbafad0ac112db8a680b149
[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" "74fb9b3f67c4cf0b1f126ab0b843a064e06c76515cbafad0ac112db8a680b149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74fb9b3f67c4cf0b1f126ab0b843a064e06c76515cbafad0ac112db8a680b149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fb9b3f67c4cf0b1f126ab0b843a064e06c76515cbafad0ac112db8a680b149", kill_on_drop: false }`
[INFO] [stdout] 74fb9b3f67c4cf0b1f126ab0b843a064e06c76515cbafad0ac112db8a680b149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75b4ebd9e1d66edbe584faee9c59728b0c2984e2bd6ac65ee9f3141306f68430
[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" "75b4ebd9e1d66edbe584faee9c59728b0c2984e2bd6ac65ee9f3141306f68430", kill_on_drop: false }`
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking dicom_dictionary_parser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:30:38
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new() -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:77:79
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parse_data_element_registry(&self) -> Result<Vec<DataElement>, Box<Error>> {
[INFO] [stdout]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:93:84
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn parse_file_meta_element_registry(&self) -> Result<Vec<DataElement>, Box<Error>> {
[INFO] [stdout]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:111:39
[INFO] [stdout]     |
[INFO] [stdout] 111 |     ) -> Result<Vec<DataElement>, Box<Error>> {
[INFO] [stdout]     |                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:127:76
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn parse_unique_identifier_registry(&self) -> Result<Vec<UID>, Box<Error>> {
[INFO] [stdout]     |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:202:48
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn download_part_6() -> Result<String, Box<Error>> {
[INFO] [stdout]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:210:88
[INFO] [stdout]     |
[INFO] [stdout] 210 |     fn parse_data_elements(&self, chapter_label: &str) -> Result<Vec<DataElement>, Box<Error>> {
[INFO] [stdout]     |                                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:30:38
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new() -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:77:79
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parse_data_element_registry(&self) -> Result<Vec<DataElement>, Box<Error>> {
[INFO] [stdout]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser.rs:93:84
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn parse_file_meta_element_registry(&self) -> Result<Vec<DataElement>, Box<Error>> {
[INFO] [stdout]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:111:39
[INFO] [stdout]     |
[INFO] [stdout] 111 |     ) -> Result<Vec<DataElement>, Box<Error>> {
[INFO] [stdout]     |                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:127:76
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn parse_unique_identifier_registry(&self) -> Result<Vec<UID>, Box<Error>> {
[INFO] [stdout]     |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:202:48
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn download_part_6() -> Result<String, Box<Error>> {
[INFO] [stdout]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser.rs:210:88
[INFO] [stdout]     |
[INFO] [stdout] 210 |     fn parse_data_elements(&self, chapter_label: &str) -> Result<Vec<DataElement>, Box<Error>> {
[INFO] [stdout]     |                                                                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `String::split_off` that must be used
[INFO] [stdout]    --> src/parser.rs:308:13
[INFO] [stdout]     |
[INFO] [stdout] 308 |             normalized_uid_name.split_off(colon_index);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `String::split_off` that must be used
[INFO] [stdout]    --> src/parser.rs:308:13
[INFO] [stdout]     |
[INFO] [stdout] 308 |             normalized_uid_name.split_off(colon_index);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/integration_tests.rs:43:34
[INFO] [stdout]    |
[INFO] [stdout] 43 |         Err(e) => assert!(false, e.to_string()),
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 43 |         Err(e) => assert!(false, "{}", e.to_string()),
[INFO] [stdout]    |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/integration_tests.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Err(e) => assert!(false, e.to_string()),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Err(e) => assert!(false, "{}", e.to_string()),
[INFO] [stdout]    |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/integration_tests.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 |         Err(e) => assert!(false, e.to_string()),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 93 |         Err(e) => assert!(false, "{}", e.to_string()),
[INFO] [stdout]    |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_tests.rs:122:34
[INFO] [stdout]     |
[INFO] [stdout] 122 |         Err(e) => assert!(false, e.to_string()),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 122 |         Err(e) => assert!(false, "{}", e.to_string()),
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_tests.rs:144:34
[INFO] [stdout]     |
[INFO] [stdout] 144 |         Err(e) => assert!(false, e.to_string()),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 144 |         Err(e) => assert!(false, "{}", e.to_string()),
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_tests.rs:167:34
[INFO] [stdout]     |
[INFO] [stdout] 167 |         Err(e) => assert!(false, e.to_string()),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 167 |         Err(e) => assert!(false, "{}", e.to_string()),
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_tests.rs:193:34
[INFO] [stdout]     |
[INFO] [stdout] 193 |         Err(e) => assert!(false, e.to_string()),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 193 |         Err(e) => assert!(false, "{}", e.to_string()),
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration_tests.rs:217:34
[INFO] [stdout]     |
[INFO] [stdout] 217 |         Err(e) => assert!(false, e.to_string()),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 217 |         Err(e) => assert!(false, "{}", e.to_string()),
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "75b4ebd9e1d66edbe584faee9c59728b0c2984e2bd6ac65ee9f3141306f68430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b4ebd9e1d66edbe584faee9c59728b0c2984e2bd6ac65ee9f3141306f68430", kill_on_drop: false }`
[INFO] [stdout] 75b4ebd9e1d66edbe584faee9c59728b0c2984e2bd6ac65ee9f3141306f68430