[INFO] fetching crate jsona 0.6.0...
[INFO] checking jsona-0.6.0 against try#306c6aded24f02440063be828ebe601fe5eb8323 for pr-133502-3
[INFO] extracting crate jsona 0.6.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate jsona 0.6.0 on toolchain 306c6aded24f02440063be828ebe601fe5eb8323
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsona 0.6.0
[INFO] finished tweaking crates.io crate jsona 0.6.0
[INFO] tweaked toml for crates.io crate jsona 0.6.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate jsona 0.6.0 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" "+306c6aded24f02440063be828ebe601fe5eb8323" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0be77feb62f02c88b0b368a923d0fa21a9c458e0991c76e7e83af6437c4c268d
[INFO] running `Command { std: "docker" "start" "-a" "0be77feb62f02c88b0b368a923d0fa21a9c458e0991c76e7e83af6437c4c268d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0be77feb62f02c88b0b368a923d0fa21a9c458e0991c76e7e83af6437c4c268d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be77feb62f02c88b0b368a923d0fa21a9c458e0991c76e7e83af6437c4c268d", kill_on_drop: false }`
[INFO] [stdout] 0be77feb62f02c88b0b368a923d0fa21a9c458e0991c76e7e83af6437c4c268d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+306c6aded24f02440063be828ebe601fe5eb8323" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21c8d88dae4fd51341303236ca66042f871f2713608f090649868343f1f64f48
[INFO] running `Command { std: "docker" "start" "-a" "21c8d88dae4fd51341303236ca66042f871f2713608f090649868343f1f64f48", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking countme v3.0.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]     Checking arc-swap v1.5.1
[INFO] [stderr]     Checking rowan v0.15.8
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
[INFO] [stderr]     Checking thiserror v1.0.34
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]     Checking jsona v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/util/mapper.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct CharacterRange(u64, u64);
[INFO] [stdout]    |            -------------- ^^^  ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `CharacterRange` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/util/mapper.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct CharacterRange(u64, u64);
[INFO] [stdout]    |            -------------- ^^^  ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `CharacterRange` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.31s
[INFO] running `Command { std: "docker" "inspect" "21c8d88dae4fd51341303236ca66042f871f2713608f090649868343f1f64f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c8d88dae4fd51341303236ca66042f871f2713608f090649868343f1f64f48", kill_on_drop: false }`
[INFO] [stdout] 21c8d88dae4fd51341303236ca66042f871f2713608f090649868343f1f64f48