[INFO] fetching crate asciibox 0.1.0...
[INFO] checking asciibox-0.1.0 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate asciibox 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate asciibox 0.1.0 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asciibox 0.1.0
[INFO] finished tweaking crates.io crate asciibox 0.1.0
[INFO] tweaked toml for crates.io crate asciibox 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41ee9e3eb12ec64340badc3ad494b5c33f7d9b5a39e5114838ee856c004ca9cf
[INFO] running `Command { std: "docker" "start" "-a" "41ee9e3eb12ec64340badc3ad494b5c33f7d9b5a39e5114838ee856c004ca9cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41ee9e3eb12ec64340badc3ad494b5c33f7d9b5a39e5114838ee856c004ca9cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ee9e3eb12ec64340badc3ad494b5c33f7d9b5a39e5114838ee856c004ca9cf", kill_on_drop: false }`
[INFO] [stdout] 41ee9e3eb12ec64340badc3ad494b5c33f7d9b5a39e5114838ee856c004ca9cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35eeec8bfaed5f975df53e568cc9d92dc5204675487c1a731b6ba80ef21b832a
[INFO] running `Command { std: "docker" "start" "-a" "35eeec8bfaed5f975df53e568cc9d92dc5204675487c1a731b6ba80ef21b832a", kill_on_drop: false }`
[INFO] [stderr]     Checking asciibox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/achar.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AsciiChar {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     index: u16,  // char as u16
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AsciiChar` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/achar.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AsciiChar {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     index: u16,  // char as u16
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AsciiChar` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "35eeec8bfaed5f975df53e568cc9d92dc5204675487c1a731b6ba80ef21b832a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35eeec8bfaed5f975df53e568cc9d92dc5204675487c1a731b6ba80ef21b832a", kill_on_drop: false }`
[INFO] [stdout] 35eeec8bfaed5f975df53e568cc9d92dc5204675487c1a731b6ba80ef21b832a
[INFO] checking asciibox-0.1.0 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate asciibox 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate asciibox 0.1.0 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asciibox 0.1.0
[INFO] finished tweaking crates.io crate asciibox 0.1.0
[INFO] tweaked toml for crates.io crate asciibox 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7566bdf480f49c5b9909e807986f087b8ad174b59ad732313c92ccc0bb58cf69
[INFO] running `Command { std: "docker" "start" "-a" "7566bdf480f49c5b9909e807986f087b8ad174b59ad732313c92ccc0bb58cf69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7566bdf480f49c5b9909e807986f087b8ad174b59ad732313c92ccc0bb58cf69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7566bdf480f49c5b9909e807986f087b8ad174b59ad732313c92ccc0bb58cf69", kill_on_drop: false }`
[INFO] [stdout] 7566bdf480f49c5b9909e807986f087b8ad174b59ad732313c92ccc0bb58cf69
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 145722defd135bacc45ae67d88923116ae2eedf255857800b25f9dd0b3250da2
[INFO] running `Command { std: "docker" "start" "-a" "145722defd135bacc45ae67d88923116ae2eedf255857800b25f9dd0b3250da2", kill_on_drop: false }`
[INFO] [stderr]     Checking asciibox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/achar.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AsciiChar {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     index: u16,  // char as u16
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AsciiChar` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/achar.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AsciiChar {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     index: u16,  // char as u16
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `AsciiChar` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "145722defd135bacc45ae67d88923116ae2eedf255857800b25f9dd0b3250da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145722defd135bacc45ae67d88923116ae2eedf255857800b25f9dd0b3250da2", kill_on_drop: false }`
[INFO] [stdout] 145722defd135bacc45ae67d88923116ae2eedf255857800b25f9dd0b3250da2
