[INFO] fetching crate ferrum-router 0.2.1...
[INFO] checking ferrum-router-0.2.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate ferrum-router 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ferrum-router 0.2.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ferrum-router 0.2.1
[INFO] finished tweaking crates.io crate ferrum-router 0.2.1
[INFO] tweaked toml for crates.io crate ferrum-router 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 069b38c5b7505310753396976e42051abda0560cb8eb1b8c50221ed25d284e19
[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" "069b38c5b7505310753396976e42051abda0560cb8eb1b8c50221ed25d284e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "069b38c5b7505310753396976e42051abda0560cb8eb1b8c50221ed25d284e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069b38c5b7505310753396976e42051abda0560cb8eb1b8c50221ed25d284e19", kill_on_drop: false }`
[INFO] [stdout] 069b38c5b7505310753396976e42051abda0560cb8eb1b8c50221ed25d284e19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 119128848cb6eb8f535544afdaaeeb1fb916881f0ce1a8078b3b92e97b996172
[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" "119128848cb6eb8f535544afdaaeeb1fb916881f0ce1a8078b3b92e97b996172", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking ferrum-plugin v0.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.18
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking ferrum v0.2.1
[INFO] [stderr]     Checking ferrum-router v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/recognizer/matcher.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub handler: &'a Box<Handler>,
[INFO] [stdout]   |                          ^^^^^^^ help: use `dyn`: `dyn Handler`
[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/recognizer/matcher.rs:12:33
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(handler: &'a Box<Handler>, params: Params) -> RouteMatch {
[INFO] [stdout]    |                                 ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/recognizer/mod.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type RecognizerResult<T = Recognizer> = Result<T, 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/recognizer/mod.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub handler: Box<Handler>,
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/recognizer/mod.rs:34:47
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new<G, N, P>(glob: G, handler: Box<Handler>, types: Option<&Store<N, P>>) -> RecognizerResult
[INFO] [stdout]    |                                               ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/recognizer/matcher.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub handler: &'a Box<Handler>,
[INFO] [stdout]   |                          ^^^^^^^ help: use `dyn`: `dyn Handler`
[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/recognizer/matcher.rs:12:33
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(handler: &'a Box<Handler>, params: Params) -> RouteMatch {
[INFO] [stdout]    |                                 ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/recognizer/mod.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub type RecognizerResult<T = Recognizer> = Result<T, 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/recognizer/mod.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub handler: Box<Handler>,
[INFO] [stdout]    |                      ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/recognizer/mod.rs:34:47
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new<G, N, P>(glob: G, handler: Box<Handler>, types: Option<&Store<N, P>>) -> RecognizerResult
[INFO] [stdout]    |                                               ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:87:38
[INFO] [stdout]    |
[INFO] [stdout] 87 |         assert!(!regex.is_match(""), glob);
[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] 87 |         assert!(!regex.is_match(""), "{}", glob);
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:88:42
[INFO] [stdout]    |
[INFO] [stdout] 88 |         assert!(!regex.is_match("test"), glob);
[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] 88 |         assert!(!regex.is_match("test"), "{}", glob);
[INFO] [stdout]    |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:89:39
[INFO] [stdout]    |
[INFO] [stdout] 89 |         assert!(!regex.is_match("/"), glob);
[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] 89 |         assert!(!regex.is_match("/"), "{}", glob);
[INFO] [stdout]    |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:90:46
[INFO] [stdout]    |
[INFO] [stdout] 90 |         assert!(regex.is_match("/posts/12"), glob);
[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] 90 |         assert!(regex.is_match("/posts/12"), "{}", glob);
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:91:47
[INFO] [stdout]    |
[INFO] [stdout] 91 |         assert!(regex.is_match("/posts/12/"), glob);
[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] 91 |         assert!(regex.is_match("/posts/12/"), "{}", glob);
[INFO] [stdout]    |                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:92:48
[INFO] [stdout]    |
[INFO] [stdout] 92 |         assert!(!regex.is_match("/posts/12a"), glob);
[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] 92 |         assert!(!regex.is_match("/posts/12a"), "{}", glob);
[INFO] [stdout]    |                                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:93:52
[INFO] [stdout]    |
[INFO] [stdout] 93 |         assert!(!regex.is_match("/posts/12/test"), glob);
[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 |         assert!(!regex.is_match("/posts/12/test"), "{}", glob);
[INFO] [stdout]    |                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:94:48
[INFO] [stdout]    |
[INFO] [stdout] 94 |         assert!(!regex.is_match("/posts/new"), glob);
[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] 94 |         assert!(!regex.is_match("/posts/new"), "{}", glob);
[INFO] [stdout]    |                                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:95:49
[INFO] [stdout]    |
[INFO] [stdout] 95 |         assert!(!regex.is_match("/posts/new/"), glob);
[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] 95 |         assert!(!regex.is_match("/posts/new/"), "{}", glob);
[INFO] [stdout]    |                                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/recognizer/tests.rs:96:53
[INFO] [stdout]    |
[INFO] [stdout] 96 |         assert!(!regex.is_match("/posts/new/test"), glob);
[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] 96 |         assert!(!regex.is_match("/posts/new/test"), "{}", glob);
[INFO] [stdout]    |                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.24s
[INFO] running `Command { std: "docker" "inspect" "119128848cb6eb8f535544afdaaeeb1fb916881f0ce1a8078b3b92e97b996172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "119128848cb6eb8f535544afdaaeeb1fb916881f0ce1a8078b3b92e97b996172", kill_on_drop: false }`
[INFO] [stdout] 119128848cb6eb8f535544afdaaeeb1fb916881f0ce1a8078b3b92e97b996172