[INFO] fetching crate duckbubble 0.1.2...
[INFO] testing duckbubble-0.1.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate duckbubble 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate duckbubble 0.1.2
[INFO] finished tweaking crates.io crate duckbubble 0.1.2
[INFO] tweaked toml for crates.io crate duckbubble 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate duckbubble 0.1.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate duckbubble 0.1.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.4
[INFO] [stderr]   Downloaded serde_derive v1.0.144
[INFO] [stderr]   Downloaded proc-macro2 v1.0.43
[INFO] [stderr]   Downloaded serde v1.0.144
[INFO] [stderr]   Downloaded syn v1.0.100
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffed16f28a1a56e3d89e6b3251a678222a84b19ac8da65c58e26bcb0070f11f8
[INFO] running `Command { std: "docker" "start" "-a" "ffed16f28a1a56e3d89e6b3251a678222a84b19ac8da65c58e26bcb0070f11f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffed16f28a1a56e3d89e6b3251a678222a84b19ac8da65c58e26bcb0070f11f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffed16f28a1a56e3d89e6b3251a678222a84b19ac8da65c58e26bcb0070f11f8", kill_on_drop: false }`
[INFO] [stdout] ffed16f28a1a56e3d89e6b3251a678222a84b19ac8da65c58e26bcb0070f11f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8530c5c7ed99f9491cae4f10d49b52bda3fd0b8cbc2fffebaa6fb3e34644bc9f
[INFO] running `Command { std: "docker" "start" "-a" "8530c5c7ed99f9491cae4f10d49b52bda3fd0b8cbc2fffebaa6fb3e34644bc9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling duckbubble v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SeekFrom` and `Seek`
[INFO] [stdout]  --> src/boys.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::{self, LineWriter, Seek, SeekFrom, Write},
[INFO] [stdout]   |                            ^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `KeywordReader` and `self`
[INFO] [stdout]  --> src/boys.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::orwritekey::{self, KeywordReader};
[INFO] [stdout]   |                         ^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.06s
[INFO] running `Command { std: "docker" "inspect" "8530c5c7ed99f9491cae4f10d49b52bda3fd0b8cbc2fffebaa6fb3e34644bc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8530c5c7ed99f9491cae4f10d49b52bda3fd0b8cbc2fffebaa6fb3e34644bc9f", kill_on_drop: false }`
[INFO] [stdout] 8530c5c7ed99f9491cae4f10d49b52bda3fd0b8cbc2fffebaa6fb3e34644bc9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaddfe2cea34fc9121fec63cb7a5c627fe09a2a9113c6d4b7518f5b7c92baa7e
[INFO] running `Command { std: "docker" "start" "-a" "eaddfe2cea34fc9121fec63cb7a5c627fe09a2a9113c6d4b7518f5b7c92baa7e", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `SeekFrom` and `Seek`
[INFO] [stdout]  --> src/boys.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::{self, LineWriter, Seek, SeekFrom, Write},
[INFO] [stdout]   |                            ^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `KeywordReader` and `self`
[INFO] [stdout]  --> src/boys.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::orwritekey::{self, KeywordReader};
[INFO] [stdout]   |                         ^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling duckbubble v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SeekFrom` and `Seek`
[INFO] [stdout]  --> src/boys.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::{self, LineWriter, Seek, SeekFrom, Write},
[INFO] [stdout]   |                            ^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `KeywordReader` and `self`
[INFO] [stdout]  --> src/boys.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::orwritekey::{self, KeywordReader};
[INFO] [stdout]   |                         ^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "eaddfe2cea34fc9121fec63cb7a5c627fe09a2a9113c6d4b7518f5b7c92baa7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaddfe2cea34fc9121fec63cb7a5c627fe09a2a9113c6d4b7518f5b7c92baa7e", kill_on_drop: false }`
[INFO] [stdout] eaddfe2cea34fc9121fec63cb7a5c627fe09a2a9113c6d4b7518f5b7c92baa7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f6e7a86cf4a99165f6a2a055cf864a0694db08e4878c5e3db8c6b00d010471f
[INFO] running `Command { std: "docker" "start" "-a" "4f6e7a86cf4a99165f6a2a055cf864a0694db08e4878c5e3db8c6b00d010471f", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `SeekFrom` and `Seek`
[INFO] [stderr]  --> src/boys.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 |     io::{self, LineWriter, Seek, SeekFrom, Write},
[INFO] [stderr]   |                            ^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `KeywordReader` and `self`
[INFO] [stderr]  --> src/boys.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::orwritekey::{self, KeywordReader};
[INFO] [stderr]   |                         ^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `duckbubble` (lib) generated 2 warnings (run `cargo fix --lib -p duckbubble` to apply 2 suggestions)
[INFO] [stderr] warning: `duckbubble` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/duckbubble-03b7e8cd2b7d22eb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/duckbubble-f3ed1e295985ab01)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests duckbubble
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4f6e7a86cf4a99165f6a2a055cf864a0694db08e4878c5e3db8c6b00d010471f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6e7a86cf4a99165f6a2a055cf864a0694db08e4878c5e3db8c6b00d010471f", kill_on_drop: false }`
[INFO] [stdout] 4f6e7a86cf4a99165f6a2a055cf864a0694db08e4878c5e3db8c6b00d010471f