[INFO] fetching crate shoebill 0.1.5...
[INFO] building shoebill-0.1.5 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate shoebill 0.1.5 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate shoebill 0.1.5
[INFO] finished tweaking crates.io crate shoebill 0.1.5
[INFO] tweaked toml for crates.io crate shoebill 0.1.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shoebill 0.1.5 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shoebill 0.1.5 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06a268f6be9e5ecd69cb5eb3124734e8677e5bb9b373e7d1d7636c297859a9a6
[INFO] running `Command { std: "docker" "start" "-a" "06a268f6be9e5ecd69cb5eb3124734e8677e5bb9b373e7d1d7636c297859a9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06a268f6be9e5ecd69cb5eb3124734e8677e5bb9b373e7d1d7636c297859a9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06a268f6be9e5ecd69cb5eb3124734e8677e5bb9b373e7d1d7636c297859a9a6", kill_on_drop: false }`
[INFO] [stdout] 06a268f6be9e5ecd69cb5eb3124734e8677e5bb9b373e7d1d7636c297859a9a6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e54fd7182877ce93bc022fcddd201393c45b92507566b24dea917ccb141bd86e
[INFO] running `Command { std: "docker" "start" "-a" "e54fd7182877ce93bc022fcddd201393c45b92507566b24dea917ccb141bd86e", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling shoebill v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `dedup` is never read
[INFO] [stdout]    --> src/lib.rs:540:5
[INFO] [stdout]     |
[INFO] [stdout] 537 | pub struct Printer<'p> {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 540 |     dedup : bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Printer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "e54fd7182877ce93bc022fcddd201393c45b92507566b24dea917ccb141bd86e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e54fd7182877ce93bc022fcddd201393c45b92507566b24dea917ccb141bd86e", kill_on_drop: false }`
[INFO] [stdout] e54fd7182877ce93bc022fcddd201393c45b92507566b24dea917ccb141bd86e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74c642a9c6201216f54035243fa839f0bc91fc993fbf768cd0f80ab0fd313a52
[INFO] running `Command { std: "docker" "start" "-a" "74c642a9c6201216f54035243fa839f0bc91fc993fbf768cd0f80ab0fd313a52", kill_on_drop: false }`
[INFO] [stderr]    Compiling shoebill v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `dedup` is never read
[INFO] [stdout]    --> src/lib.rs:540:5
[INFO] [stdout]     |
[INFO] [stdout] 537 | pub struct Printer<'p> {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 540 |     dedup : bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Printer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `dedup` is never read
[INFO] [stdout]    --> src/lib.rs:540:5
[INFO] [stdout]     |
[INFO] [stdout] 537 | pub struct Printer<'p> {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 540 |     dedup : bool,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Printer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "74c642a9c6201216f54035243fa839f0bc91fc993fbf768cd0f80ab0fd313a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c642a9c6201216f54035243fa839f0bc91fc993fbf768cd0f80ab0fd313a52", kill_on_drop: false }`
[INFO] [stdout] 74c642a9c6201216f54035243fa839f0bc91fc993fbf768cd0f80ab0fd313a52