[INFO] cloning repository https://github.com/blawesom/rust-url
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blawesom/rust-url" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblawesom%2Frust-url"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblawesom%2Frust-url'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ecc6944c49e20c37bde7aee1c5eec91b6c79603
[INFO] checking blawesom/rust-url against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblawesom%2Frust-url" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blawesom/rust-url on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/blawesom/rust-url
[INFO] finished tweaking git repo https://github.com/blawesom/rust-url
[INFO] tweaked toml for git repo https://github.com/blawesom/rust-url written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/blawesom/rust-url already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb7d74dbe4669d5356989d1b5012d1beb27bb37b5ed4588b4f89ad12386678db
[INFO] running `"docker" "start" "-a" "cb7d74dbe4669d5356989d1b5012d1beb27bb37b5ed4588b4f89ad12386678db"`
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling openssl v0.10.21
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking miniz_oxide v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking clap v2.33.0
[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 backtrace v0.3.15
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling openssl-sys v0.9.44
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking h2 v0.1.18
[INFO] [stderr]     Checking cookie v0.11.1
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking console v0.7.5
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking hyper v0.12.28
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking cookie_store v0.5.1
[INFO] [stderr]     Checking reqwest v0.9.16
[INFO] [stderr]     Checking rust-url v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected `{`, found keyword `let`
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     if url
[INFO] [stderr]    |     -- this `if` expression has a condition, but no block
[INFO] [stderr] 35 |     
[INFO] [stderr] 36 |     let target_url = 
[INFO] [stderr]    |     ^^^ expected `{`
[INFO] [stderr]    |
[INFO] [stderr] help: try placing this code inside a block
[INFO] [stderr]    |
[INFO] [stderr] 36 |     { let target_url = 
[INFO] [stderr] 37 | 
[INFO] [stderr] 38 |     let body = reqwest::get(url)?
[INFO] [stderr] 39 |                     .text()?; }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: expected `{`, found keyword `let`
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     if url
[INFO] [stderr]    |     -- this `if` expression has a condition, but no block
[INFO] [stderr] 35 |     
[INFO] [stderr] 36 |     let target_url = 
[INFO] [stderr]    |     ^^^ expected `{`
[INFO] [stderr]    |
[INFO] [stderr] help: try placing this code inside a block
[INFO] [stderr]    |
[INFO] [stderr] 36 |     { let target_url = 
[INFO] [stderr] 37 | 
[INFO] [stderr] 38 |     let body = reqwest::get(url)?
[INFO] [stderr] 39 |                     .text()?; }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: `let` expressions in this position are experimental
[INFO] [stderr]   --> src/main.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     let body = reqwest::get(url)?
[INFO] [stderr] 39 | |                     .text()?;
[INFO] [stderr]    | |____________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #53667 <https://github.com/rust-lang/rust/issues/53667> for more information
[INFO] [stderr]    = help: add `#![feature(let_chains)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `rust-url`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0658]: `let` expressions in this position are experimental
[INFO] [stderr]   --> src/main.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     let body = reqwest::get(url)?
[INFO] [stderr] 39 | |                     .text()?;
[INFO] [stderr]    | |____________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #53667 <https://github.com/rust-lang/rust/issues/53667> for more information
[INFO] [stderr]    = help: add `#![feature(let_chains)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `rust-url`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cb7d74dbe4669d5356989d1b5012d1beb27bb37b5ed4588b4f89ad12386678db"`
[INFO] running `"docker" "rm" "-f" "cb7d74dbe4669d5356989d1b5012d1beb27bb37b5ed4588b4f89ad12386678db"`
[INFO] [stdout] cb7d74dbe4669d5356989d1b5012d1beb27bb37b5ed4588b4f89ad12386678db