[INFO] fetching crate ripm 0.4.0...
[INFO] testing ripm-0.4.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate ripm 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ripm 0.4.0
[INFO] finished tweaking crates.io crate ripm 0.4.0
[INFO] tweaked toml for crates.io crate ripm 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ripm 0.4.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ripm 0.4.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha256 v1.6.0
[INFO] [stderr]   Downloaded rtoolbox v0.0.3
[INFO] [stderr]   Downloaded rpassword v7.4.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e82102413bf700ce5898302f8b42d936f2ee3ff99de07dffb9d167e8c753307
[INFO] running `Command { std: "docker" "start" "-a" "9e82102413bf700ce5898302f8b42d936f2ee3ff99de07dffb9d167e8c753307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e82102413bf700ce5898302f8b42d936f2ee3ff99de07dffb9d167e8c753307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e82102413bf700ce5898302f8b42d936f2ee3ff99de07dffb9d167e8c753307", kill_on_drop: false }`
[INFO] [stdout] 9e82102413bf700ce5898302f8b42d936f2ee3ff99de07dffb9d167e8c753307
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bde9bdd7f7e303dec41f8ebd455630bd20da6d1cfd7033dd9f89caa01841237f
[INFO] running `Command { std: "docker" "start" "-a" "bde9bdd7f7e303dec41f8ebd455630bd20da6d1cfd7033dd9f89caa01841237f", kill_on_drop: false }`
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling tokio v1.47.0
[INFO] [stderr]    Compiling rtoolbox v0.0.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rpassword v7.4.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling sha256 v1.6.0
[INFO] [stderr]    Compiling ripm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `to_write` is never read
[INFO] [stdout]    --> src/main.rs:405:50
[INFO] [stdout]     |
[INFO] [stdout] 405 | ...                   let mut to_write = String::new();
[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] [stdout] warning: value assigned to `to_write` is never read
[INFO] [stdout]    --> src/main.rs:419:33
[INFO] [stdout]     |
[INFO] [stdout] 419 |                         let mut to_write = String::new();
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.24s
[INFO] running `Command { std: "docker" "inspect" "bde9bdd7f7e303dec41f8ebd455630bd20da6d1cfd7033dd9f89caa01841237f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde9bdd7f7e303dec41f8ebd455630bd20da6d1cfd7033dd9f89caa01841237f", kill_on_drop: false }`
[INFO] [stdout] bde9bdd7f7e303dec41f8ebd455630bd20da6d1cfd7033dd9f89caa01841237f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50cd1c7cb31717571d9649e05adbf42e4890b1498cf967c5cfe5f58c801c0e53
[INFO] running `Command { std: "docker" "start" "-a" "50cd1c7cb31717571d9649e05adbf42e4890b1498cf967c5cfe5f58c801c0e53", kill_on_drop: false }`
[INFO] [stderr]    Compiling ripm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `to_write` is never read
[INFO] [stdout]    --> src/main.rs:405:50
[INFO] [stdout]     |
[INFO] [stdout] 405 | ...                   let mut to_write = String::new();
[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] [stdout] warning: value assigned to `to_write` is never read
[INFO] [stdout]    --> src/main.rs:419:33
[INFO] [stdout]     |
[INFO] [stdout] 419 |                         let mut to_write = String::new();
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "50cd1c7cb31717571d9649e05adbf42e4890b1498cf967c5cfe5f58c801c0e53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50cd1c7cb31717571d9649e05adbf42e4890b1498cf967c5cfe5f58c801c0e53", kill_on_drop: false }`
[INFO] [stdout] 50cd1c7cb31717571d9649e05adbf42e4890b1498cf967c5cfe5f58c801c0e53
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dcecfe4ac5a4452a2203168fd660351dc14eaa914dbf8ac4608a35c2a820c1ec
[INFO] running `Command { std: "docker" "start" "-a" "dcecfe4ac5a4452a2203168fd660351dc14eaa914dbf8ac4608a35c2a820c1ec", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `to_write` is never read
[INFO] [stderr]    --> src/main.rs:405:50
[INFO] [stderr]     |
[INFO] [stderr] 405 | ...                   let mut to_write = String::new();
[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: value assigned to `to_write` is never read
[INFO] [stderr]    --> src/main.rs:419:33
[INFO] [stderr]     |
[INFO] [stderr] 419 |                         let mut to_write = String::new();
[INFO] [stderr]     |                                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `ripm` (bin "ripm" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ripm-63b440afad5ae6c9)
[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" "dcecfe4ac5a4452a2203168fd660351dc14eaa914dbf8ac4608a35c2a820c1ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcecfe4ac5a4452a2203168fd660351dc14eaa914dbf8ac4608a35c2a820c1ec", kill_on_drop: false }`
[INFO] [stdout] dcecfe4ac5a4452a2203168fd660351dc14eaa914dbf8ac4608a35c2a820c1ec