[INFO] fetching crate nested_qs 0.1.2...
[INFO] checking nested_qs-0.1.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate nested_qs 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate nested_qs 0.1.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nested_qs 0.1.2
[INFO] finished tweaking crates.io crate nested_qs 0.1.2
[INFO] tweaked toml for crates.io crate nested_qs 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 060d0a8f7237c4a8accafea902a7433007ad73385d9f7bb0abbd59e1efbf7dd6
[INFO] running `Command { std: "docker" "start" "-a" "060d0a8f7237c4a8accafea902a7433007ad73385d9f7bb0abbd59e1efbf7dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "060d0a8f7237c4a8accafea902a7433007ad73385d9f7bb0abbd59e1efbf7dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "060d0a8f7237c4a8accafea902a7433007ad73385d9f7bb0abbd59e1efbf7dd6", kill_on_drop: false }`
[INFO] [stdout] 060d0a8f7237c4a8accafea902a7433007ad73385d9f7bb0abbd59e1efbf7dd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a7589ed262e8055a330e5199b2a4418429b6f7392e551808b669e3d45d206a4
[INFO] running `Command { std: "docker" "start" "-a" "3a7589ed262e8055a330e5199b2a4418429b6f7392e551808b669e3d45d206a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking nested_qs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/deserializer.rs:50:27
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let seq = try!(visitor.visit_seq(&mut deserializer));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/deserializer.rs:64:27
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 let map = try!(visitor.visit_map(&mut deserializer));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/deserializer.rs:290:23
[INFO] [stdout]     |
[INFO] [stdout] 290 |             let ret = try!(visitor.visit_seq(&mut self));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/deserializer.rs:50:27
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let seq = try!(visitor.visit_seq(&mut deserializer));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/deserializer.rs:64:27
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 let map = try!(visitor.visit_map(&mut deserializer));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/deserializer.rs:290:23
[INFO] [stdout]     |
[INFO] [stdout] 290 |             let ret = try!(visitor.visit_seq(&mut self));
[INFO] [stdout]     |                       ^^^
[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/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     error_chain! {
[INFO] [stdout] 16 | |         errors { 
[INFO] [stdout] 17 | |             Parse {
[INFO] [stdout] 18 | |                 description("Couldn't parse input")
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         }
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     error_chain! {
[INFO] [stdout] 16 | |         errors { 
[INFO] [stdout] 17 | |             Parse {
[INFO] [stdout] 18 | |                 description("Couldn't parse input")
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         }
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     error_chain! {
[INFO] [stdout] 16 | |         errors { 
[INFO] [stdout] 17 | |             Parse {
[INFO] [stdout] 18 | |                 description("Couldn't parse input")
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         }
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     error_chain! {
[INFO] [stdout] 16 | |         errors { 
[INFO] [stdout] 17 | |             Parse {
[INFO] [stdout] 18 | |                 description("Couldn't parse input")
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         }
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `Command { std: "docker" "inspect" "3a7589ed262e8055a330e5199b2a4418429b6f7392e551808b669e3d45d206a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7589ed262e8055a330e5199b2a4418429b6f7392e551808b669e3d45d206a4", kill_on_drop: false }`
[INFO] [stdout] 3a7589ed262e8055a330e5199b2a4418429b6f7392e551808b669e3d45d206a4