[INFO] cloning repository https://github.com/BsoftLimited/bsoft_json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BsoftLimited/bsoft_json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBsoftLimited%2Fbsoft_json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBsoftLimited%2Fbsoft_json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cc65104668fd9a3f0fd4e1669ec4c24ed16dc55
[INFO] building BsoftLimited/bsoft_json against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBsoftLimited%2Fbsoft_json" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BsoftLimited/bsoft_json on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BsoftLimited/bsoft_json
[INFO] finished tweaking git repo https://github.com/BsoftLimited/bsoft_json
[INFO] tweaked toml for git repo https://github.com/BsoftLimited/bsoft_json written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BsoftLimited/bsoft_json 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" "+334963c956d25708feab489a3816ae63f639355d" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ee6b538c564ec23060d32aaf8101436d707e15c2d27805a1a5a192d77de2e85
[INFO] running `Command { std: "docker" "start" "-a" "4ee6b538c564ec23060d32aaf8101436d707e15c2d27805a1a5a192d77de2e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ee6b538c564ec23060d32aaf8101436d707e15c2d27805a1a5a192d77de2e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ee6b538c564ec23060d32aaf8101436d707e15c2d27805a1a5a192d77de2e85", kill_on_drop: false }`
[INFO] [stdout] 4ee6b538c564ec23060d32aaf8101436d707e15c2d27805a1a5a192d77de2e85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 947bc19872a47ae8272385e360069020066de228a2120d97d7ef9633c787c081
[INFO] running `Command { std: "docker" "start" "-a" "947bc19872a47ae8272385e360069020066de228a2120d97d7ef9633c787c081", kill_on_drop: false }`
[INFO] [stderr]    Compiling bsoft_json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_object` is never used
[INFO] [stdout]   --> src/json/mod.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait JSon<T>{
[INFO] [stdout]    |           ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 13 |     fn get_object(&self, key:T)->Option<&JSonObject>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/json/parser.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum JSonResult{ Array(JSonArray), Object(JSonObject), Error(String) }
[INFO] [stdout]   |                      ----- ^^^^^^^^^
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum JSonResult{ Array(()), Object(JSonObject), Error(String) }
[INFO] [stdout]   |                            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/json/parser.rs:6:66
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum JSonResult{ Array(JSonArray), Object(JSonObject), Error(String) }
[INFO] [stdout]   |                                                            ----- ^^^^^^
[INFO] [stdout]   |                                                            |
[INFO] [stdout]   |                                                            field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum JSonResult{ Array(JSonArray), Object(JSonObject), Error(()) }
[INFO] [stdout]   |                                                                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "947bc19872a47ae8272385e360069020066de228a2120d97d7ef9633c787c081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947bc19872a47ae8272385e360069020066de228a2120d97d7ef9633c787c081", kill_on_drop: false }`
[INFO] [stdout] 947bc19872a47ae8272385e360069020066de228a2120d97d7ef9633c787c081
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 948b64c97bffad128f46bb50bc2482651a0567da1e1d9efc3cd108f75b406404
[INFO] running `Command { std: "docker" "start" "-a" "948b64c97bffad128f46bb50bc2482651a0567da1e1d9efc3cd108f75b406404", kill_on_drop: false }`
[INFO] [stderr]    Compiling bsoft_json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_object` is never used
[INFO] [stdout]   --> src/json/mod.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait JSon<T>{
[INFO] [stdout]    |           ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 13 |     fn get_object(&self, key:T)->Option<&JSonObject>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/json/parser.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum JSonResult{ Array(JSonArray), Object(JSonObject), Error(String) }
[INFO] [stdout]   |                      ----- ^^^^^^^^^
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum JSonResult{ Array(()), Object(JSonObject), Error(String) }
[INFO] [stdout]   |                            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/json/parser.rs:6:66
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum JSonResult{ Array(JSonArray), Object(JSonObject), Error(String) }
[INFO] [stdout]   |                                                            ----- ^^^^^^
[INFO] [stdout]   |                                                            |
[INFO] [stdout]   |                                                            field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum JSonResult{ Array(JSonArray), Object(JSonObject), Error(()) }
[INFO] [stdout]   |                                                                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "948b64c97bffad128f46bb50bc2482651a0567da1e1d9efc3cd108f75b406404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "948b64c97bffad128f46bb50bc2482651a0567da1e1d9efc3cd108f75b406404", kill_on_drop: false }`
[INFO] [stdout] 948b64c97bffad128f46bb50bc2482651a0567da1e1d9efc3cd108f75b406404
