[INFO] fetching crate strict-yaml-rust 0.1.1...
[INFO] checking strict-yaml-rust-0.1.1 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate strict-yaml-rust 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate strict-yaml-rust 0.1.1 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate strict-yaml-rust 0.1.1
[INFO] finished tweaking crates.io crate strict-yaml-rust 0.1.1
[INFO] tweaked toml for crates.io crate strict-yaml-rust 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ed3be56b61dbeaf24304662470866f9473eace271b12e6ff358a1f5d3760599
[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" "0ed3be56b61dbeaf24304662470866f9473eace271b12e6ff358a1f5d3760599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ed3be56b61dbeaf24304662470866f9473eace271b12e6ff358a1f5d3760599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed3be56b61dbeaf24304662470866f9473eace271b12e6ff358a1f5d3760599", kill_on_drop: false }`
[INFO] [stdout] 0ed3be56b61dbeaf24304662470866f9473eace271b12e6ff358a1f5d3760599
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] bb4f736e1f3af2b1ac9015f106435cb729de06d3e310cc2d6d3b8a2704b9222b
[INFO] running `Command { std: "docker" "start" "-a" "bb4f736e1f3af2b1ac9015f106435cb729de06d3e310cc2d6d3b8a2704b9222b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking strict-yaml-rust v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn cause(&self) -> Option<&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/emitter.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |     writer: &'a mut fmt::Write,
[INFO] [stdout]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn escape_str(wr: &mut fmt::Write, v: &str) -> Result<(), fmt::Error> {
[INFO] [stdout]    |                        ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:114:32
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn new(writer: &'a mut fmt::Write) -> StrictYamlEmitter {
[INFO] [stdout]     |                                ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/emitter.rs:299:15
[INFO] [stdout]     |
[INFO] [stdout] 299 |         | '\0'...'\x06'
[INFO] [stdout]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/emitter.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |         | '\x0e'...'\x1a'
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/emitter.rs:304:17
[INFO] [stdout]     |
[INFO] [stdout] 304 |         | '\x1c'...'\x1f' => true,
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parser.rs:350:16
[INFO] [stdout]     |
[INFO] [stdout] 350 |         match *try!(self.peek_token()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scanner.rs:70:32
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 |         '0'...'9' | 'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:186:24
[INFO] [stdout]     |
[INFO] [stdout] 186 |         '0'...'9' | 'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:186:36
[INFO] [stdout]     |
[INFO] [stdout] 186 |         '0'...'9' | 'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 198 |         '0'...'9' => (c as u32) - ('0' as u32),
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:199:12
[INFO] [stdout]     |
[INFO] [stdout] 199 |         'a'...'f' => (c as u32) - ('a' as u32) + 10,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |         'A'...'F' => (c as u32) - ('A' as u32) + 10,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/emitter.rs:16:49
[INFO] [stdout]    |
[INFO] [stdout] 16 |             EmitError::FmtError(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking quickcheck v0.7.2
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> examples/dump_yaml.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{File, read_to_string};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> examples/dump_yaml.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> examples/dump_yaml.rs:9:51
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type Result<T> = ::std::result::Result<T, Box<::std::error::Error>>;
[INFO] [stdout]   |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> tests/quickcheck.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 |             return TestResult::error(err.description());
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn cause(&self) -> Option<&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/emitter.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 |     writer: &'a mut fmt::Write,
[INFO] [stdout]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/emitter.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn escape_str(wr: &mut fmt::Write, v: &str) -> Result<(), fmt::Error> {
[INFO] [stdout]    |                        ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/emitter.rs:114:32
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn new(writer: &'a mut fmt::Write) -> StrictYamlEmitter {
[INFO] [stdout]     |                                ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/emitter.rs:299:15
[INFO] [stdout]     |
[INFO] [stdout] 299 |         | '\0'...'\x06'
[INFO] [stdout]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/emitter.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |         | '\x0e'...'\x1a'
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/emitter.rs:304:17
[INFO] [stdout]     |
[INFO] [stdout] 304 |         | '\x1c'...'\x1f' => true,
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parser.rs:350:16
[INFO] [stdout]     |
[INFO] [stdout] 350 |         match *try!(self.peek_token()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scanner.rs:70:32
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 |         '0'...'9' | 'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:186:24
[INFO] [stdout]     |
[INFO] [stdout] 186 |         '0'...'9' | 'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:186:36
[INFO] [stdout]     |
[INFO] [stdout] 186 |         '0'...'9' | 'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 198 |         '0'...'9' => (c as u32) - ('0' as u32),
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:199:12
[INFO] [stdout]     |
[INFO] [stdout] 199 |         'a'...'f' => (c as u32) - ('a' as u32) + 10,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |         'A'...'F' => (c as u32) - ('A' as u32) + 10,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/emitter.rs:16:49
[INFO] [stdout]    |
[INFO] [stdout] 16 |             EmitError::FmtError(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/emitter.rs:354:30
[INFO] [stdout]     |
[INFO] [stdout] 354 |             Err(e) => panic!(format!("{}", e))
[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] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 354 |             Err(e) => panic!("{}", e)
[INFO] [stdout]     |                             --     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "bb4f736e1f3af2b1ac9015f106435cb729de06d3e310cc2d6d3b8a2704b9222b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb4f736e1f3af2b1ac9015f106435cb729de06d3e310cc2d6d3b8a2704b9222b", kill_on_drop: false }`
[INFO] [stdout] bb4f736e1f3af2b1ac9015f106435cb729de06d3e310cc2d6d3b8a2704b9222b