[INFO] fetching crate repl_lib 0.3.3...
[INFO] testing repl_lib-0.3.3 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate repl_lib 0.3.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate repl_lib 0.3.3
[INFO] finished tweaking crates.io crate repl_lib 0.3.3
[INFO] tweaked toml for crates.io crate repl_lib 0.3.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate repl_lib 0.3.3 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate repl_lib 0.3.3 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded term_manager v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76751010b6165a3e9f14f137860243ae2b7e95eb9f2ddafe3634912894ffbcca
[INFO] running `Command { std: "docker" "start" "-a" "76751010b6165a3e9f14f137860243ae2b7e95eb9f2ddafe3634912894ffbcca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76751010b6165a3e9f14f137860243ae2b7e95eb9f2ddafe3634912894ffbcca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76751010b6165a3e9f14f137860243ae2b7e95eb9f2ddafe3634912894ffbcca", kill_on_drop: false }`
[INFO] [stdout] 76751010b6165a3e9f14f137860243ae2b7e95eb9f2ddafe3634912894ffbcca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6058371e79e46dbfea5dc8b6d28803dcb7605f2aa206bbb76231853c066ec56a
[INFO] running `Command { std: "docker" "start" "-a" "6058371e79e46dbfea5dc8b6d28803dcb7605f2aa206bbb76231853c066ec56a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling term_manager v0.1.3
[INFO] [stderr]    Compiling repl_lib v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `output` is never read
[INFO] [stdout]    --> src/lib.rs:206:42
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut output: Option<String> = None;
[INFO] [stdout]     |                                          ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "6058371e79e46dbfea5dc8b6d28803dcb7605f2aa206bbb76231853c066ec56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6058371e79e46dbfea5dc8b6d28803dcb7605f2aa206bbb76231853c066ec56a", kill_on_drop: false }`
[INFO] [stdout] 6058371e79e46dbfea5dc8b6d28803dcb7605f2aa206bbb76231853c066ec56a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01fc2db81c363550f5f013f0bf17358efaf534f3ed21f386f8a99ab93155e309
[INFO] running `Command { std: "docker" "start" "-a" "01fc2db81c363550f5f013f0bf17358efaf534f3ed21f386f8a99ab93155e309", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `output` is never read
[INFO] [stdout]    --> src/lib.rs:206:42
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut output: Option<String> = None;
[INFO] [stdout]     |                                          ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling repl_lib v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `output` is never read
[INFO] [stdout]    --> src/lib.rs:206:42
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut output: Option<String> = None;
[INFO] [stdout]     |                                          ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "01fc2db81c363550f5f013f0bf17358efaf534f3ed21f386f8a99ab93155e309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fc2db81c363550f5f013f0bf17358efaf534f3ed21f386f8a99ab93155e309", kill_on_drop: false }`
[INFO] [stdout] 01fc2db81c363550f5f013f0bf17358efaf534f3ed21f386f8a99ab93155e309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10aa64bd9d411bd9367a386b42af3682c58fbfeca83c6fc7a17594bde168dcad
[INFO] running `Command { std: "docker" "start" "-a" "10aa64bd9d411bd9367a386b42af3682c58fbfeca83c6fc7a17594bde168dcad", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `output` is never read
[INFO] [stderr]    --> src/lib.rs:206:42
[INFO] [stderr]     |
[INFO] [stderr] 206 |         let mut output: Option<String> = None;
[INFO] [stderr]     |                                          ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `repl_lib` (lib) generated 1 warning
[INFO] [stderr] warning: `repl_lib` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/repl_lib-12c925ec3d7e93ee)
[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] [stderr]    Doc-tests repl_lib
[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" "10aa64bd9d411bd9367a386b42af3682c58fbfeca83c6fc7a17594bde168dcad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10aa64bd9d411bd9367a386b42af3682c58fbfeca83c6fc7a17594bde168dcad", kill_on_drop: false }`
[INFO] [stdout] 10aa64bd9d411bd9367a386b42af3682c58fbfeca83c6fc7a17594bde168dcad
