[INFO] cloning repository https://github.com/CutieDeng/cutiejvm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CutieDeng/cutiejvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCutieDeng%2Fcutiejvm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCutieDeng%2Fcutiejvm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e8a7888c2e1b2ee07c1f2fb0787bb7e8e9ebac4c [INFO] checking CutieDeng/cutiejvm against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCutieDeng%2Fcutiejvm" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/CutieDeng/cutiejvm [INFO] finished tweaking git repo https://github.com/CutieDeng/cutiejvm [INFO] tweaked toml for git repo https://github.com/CutieDeng/cutiejvm written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/CutieDeng/cutiejvm on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/CutieDeng/cutiejvm 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a33c093bb17cebdfb496b7c4388e1c588ab92885daf5378cccbdade4399573ed [INFO] running `Command { std: "docker" "start" "-a" "a33c093bb17cebdfb496b7c4388e1c588ab92885daf5378cccbdade4399573ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a33c093bb17cebdfb496b7c4388e1c588ab92885daf5378cccbdade4399573ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a33c093bb17cebdfb496b7c4388e1c588ab92885daf5378cccbdade4399573ed", kill_on_drop: false }` [INFO] [stdout] a33c093bb17cebdfb496b7c4388e1c588ab92885daf5378cccbdade4399573ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 78fbc02bc7f211bd881b5f10d2fe4490485be4a956f3caaf31aae0ee0d93a7fe [INFO] running `Command { std: "docker" "start" "-a" "78fbc02bc7f211bd881b5f10d2fe4490485be4a956f3caaf31aae0ee0d93a7fe", kill_on_drop: false }` [INFO] [stderr] Checking cutiejvm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: struct `Reader` is never constructed [INFO] [stdout] --> src/class.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Reader { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/class.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Reader { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 4 | /// store the info to be consumed [INFO] [stdout] 5 | buffer: VecDeque, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | check: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 7 | version: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 8 | constant_pool_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | constant_pool : Vec, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 10 | access_flags : Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 11 | this_class : Option, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 12 | super_class : Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 13 | interfaces_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 14 | interfaces : Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 15 | fields_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 16 | fields : Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | methods_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 18 | methods : Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 19 | attributes_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 20 | attributes : Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAGIC_NUMBER` is never used [INFO] [stdout] --> src/class.rs:84:7 [INFO] [stdout] | [INFO] [stdout] 84 | const MAGIC_NUMBER : u32 = 0xCAFEBABE; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `minor` and `major` are never read [INFO] [stdout] --> src/class.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 86 | struct Version { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 87 | pub minor : u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 88 | pub major : u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ConstantClassInfo` is never used [INFO] [stdout] --> src/class.rs:117:6 [INFO] [stdout] | [INFO] [stdout] 117 | type ConstantClassInfo = (); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: struct `AccessFlagType` is never constructed [INFO] [stdout] --> src/class.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct AccessFlagType (AccessFlagIntType); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cutiejvm` (lib) due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: struct `Reader` is never constructed [INFO] [stdout] --> src/class.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Reader { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cutiejvm` (lib test) due to 2 previous errors; 4 warnings emitted [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/class.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Reader { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 4 | /// store the info to be consumed [INFO] [stdout] 5 | buffer: VecDeque, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 6 | check: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 7 | version: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 8 | constant_pool_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | constant_pool : Vec, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 10 | access_flags : Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 11 | this_class : Option, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 12 | super_class : Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 13 | interfaces_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 14 | interfaces : Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 15 | fields_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 16 | fields : Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | methods_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 18 | methods : Vec, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 19 | attributes_count : Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 20 | attributes : Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAGIC_NUMBER` is never used [INFO] [stdout] --> src/class.rs:84:7 [INFO] [stdout] | [INFO] [stdout] 84 | const MAGIC_NUMBER : u32 = 0xCAFEBABE; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `minor` and `major` are never read [INFO] [stdout] --> src/class.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 86 | struct Version { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 87 | pub minor : u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 88 | pub major : u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ConstantClassInfo` is never used [INFO] [stdout] --> src/class.rs:117:6 [INFO] [stdout] | [INFO] [stdout] 117 | type ConstantClassInfo = (); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: struct `AccessFlagType` is never constructed [INFO] [stdout] --> src/class.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct AccessFlagType (AccessFlagIntType); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "78fbc02bc7f211bd881b5f10d2fe4490485be4a956f3caaf31aae0ee0d93a7fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78fbc02bc7f211bd881b5f10d2fe4490485be4a956f3caaf31aae0ee0d93a7fe", kill_on_drop: false }` [INFO] [stdout] 78fbc02bc7f211bd881b5f10d2fe4490485be4a956f3caaf31aae0ee0d93a7fe