[INFO] fetching crate jwt-next 0.17.0...
[INFO] checking jwt-next-0.17.0 against master#03c609abb6638f9d7f49f34326d4137d07f5cd61 for pr-155945
[INFO] extracting crate jwt-next 0.17.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate jwt-next 0.17.0
[INFO] finished tweaking crates.io crate jwt-next 0.17.0
[INFO] tweaked toml for crates.io crate jwt-next 0.17.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jwt-next 0.17.0 on toolchain 03c609abb6638f9d7f49f34326d4137d07f5cd61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jwt-next 0.17.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.195
[INFO] [stderr]   Downloaded smallvec v1.12.0
[INFO] [stderr]   Downloaded pem v3.0.3
[INFO] [stderr]   Downloaded serde v1.0.195
[INFO] [stderr]   Downloaded proc-macro2 v1.0.76
[INFO] [stderr]   Downloaded der v0.7.8
[INFO] [stderr]   Downloaded openssl-sys v0.9.98
[INFO] [stderr]   Downloaded p384 v0.13.0
[INFO] [stderr]   Downloaded openssl v0.10.62
[INFO] [stderr]   Downloaded openssl-src v300.2.1+3.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 584de8d02ce571abf01d634c41cba96456187aa12b6a622b9e68ebc3fa0f4bf2
[INFO] running `Command { std: "docker" "start" "-a" "584de8d02ce571abf01d634c41cba96456187aa12b6a622b9e68ebc3fa0f4bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "584de8d02ce571abf01d634c41cba96456187aa12b6a622b9e68ebc3fa0f4bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "584de8d02ce571abf01d634c41cba96456187aa12b6a622b9e68ebc3fa0f4bf2", kill_on_drop: false }`
[INFO] [stdout] 584de8d02ce571abf01d634c41cba96456187aa12b6a622b9e68ebc3fa0f4bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2dfc75805a8e243f41a346403189f02ab0d496063a3e3da7f86853ad7646065
[INFO] running `Command { std: "docker" "start" "-a" "a2dfc75805a8e243f41a346403189f02ab0d496063a3e3da7f86853ad7646065", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking smallvec v1.12.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking pem v3.0.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking der v0.7.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking pkcs1 v0.7.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking rsa v0.9.6
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]     Checking p384 v0.13.0
[INFO] [stderr]     Checking p256 v0.13.2
[INFO] [stderr]     Checking jwt-next v0.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:162:18
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn to_base64(&self) -> Result<Cow<str>, Error>;
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn to_base64(&self) -> Result<Cow<'_, str>, Error>;
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:166:18
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn to_base64(&self) -> Result<Cow<str>, Error> {
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn to_base64(&self) -> Result<Cow<'_, str>, Error> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/token/verified.rs:116:40
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn parse_unverified(token_str: &str) -> Result<Token<H, C, Unverified>, Error> {
[INFO] [stdout]     |                                        ^^^^                        ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn parse_unverified(token_str: &str) -> Result<Token<H, C, Unverified<'_>>, Error> {
[INFO] [stdout]     |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:162:18
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn to_base64(&self) -> Result<Cow<str>, Error>;
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn to_base64(&self) -> Result<Cow<'_, str>, Error>;
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:166:18
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn to_base64(&self) -> Result<Cow<str>, Error> {
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn to_base64(&self) -> Result<Cow<'_, str>, Error> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/token/verified.rs:116:40
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn parse_unverified(token_str: &str) -> Result<Token<H, C, Unverified>, Error> {
[INFO] [stdout]     |                                        ^^^^                        ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn parse_unverified(token_str: &str) -> Result<Token<H, C, Unverified<'_>>, Error> {
[INFO] [stdout]     |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "a2dfc75805a8e243f41a346403189f02ab0d496063a3e3da7f86853ad7646065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2dfc75805a8e243f41a346403189f02ab0d496063a3e3da7f86853ad7646065", kill_on_drop: false }`
[INFO] [stdout] a2dfc75805a8e243f41a346403189f02ab0d496063a3e3da7f86853ad7646065
