[INFO] fetching crate factorialfunction 0.1.1...
[INFO] testing factorialfunction-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate factorialfunction 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate factorialfunction 0.1.1
[INFO] finished tweaking crates.io crate factorialfunction 0.1.1
[INFO] tweaked toml for crates.io crate factorialfunction 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate factorialfunction 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c59af0811aa9d35505bc1ce35fddde6c08e06e4e948e17d536536b11ba759234
[INFO] running `Command { std: "docker" "start" "-a" "c59af0811aa9d35505bc1ce35fddde6c08e06e4e948e17d536536b11ba759234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c59af0811aa9d35505bc1ce35fddde6c08e06e4e948e17d536536b11ba759234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c59af0811aa9d35505bc1ce35fddde6c08e06e4e948e17d536536b11ba759234", kill_on_drop: false }`
[INFO] [stdout] c59af0811aa9d35505bc1ce35fddde6c08e06e4e948e17d536536b11ba759234
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d70997c22f278df5020716ecc9d046fbdbab4b5bc72d09a20d73207176777eda
[INFO] running `Command { std: "docker" "start" "-a" "d70997c22f278df5020716ecc9d046fbdbab4b5bc72d09a20d73207176777eda", kill_on_drop: false }`
[INFO] [stderr]    Compiling factorialfunction v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `errr` is never read
[INFO] [stdout]   --> src/lib.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let mut errr:u32 = 1;
[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 `errr` is never read
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | /         errr = match ent_input1.trim().parse() {
[INFO] [stdout] 17 | |             Ok(c) => {errr=c;
[INFO] [stdout] 18 | |                         break;
[INFO] [stdout] 19 | |                         },
[INFO] [stdout] 20 | |             Err(_errr) => {println!("A positive integer isn't entered, Please enter a positive integer!");
[INFO] [stdout] 21 | |                 0},
[INFO] [stdout] 22 | |         };
[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 0.15s
[INFO] running `Command { std: "docker" "inspect" "d70997c22f278df5020716ecc9d046fbdbab4b5bc72d09a20d73207176777eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d70997c22f278df5020716ecc9d046fbdbab4b5bc72d09a20d73207176777eda", kill_on_drop: false }`
[INFO] [stdout] d70997c22f278df5020716ecc9d046fbdbab4b5bc72d09a20d73207176777eda
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a95a82e3bd7acdfe87cb30a319abe71c6f74fe8b12da4d5b3c168bdff40cc15
[INFO] running `Command { std: "docker" "start" "-a" "8a95a82e3bd7acdfe87cb30a319abe71c6f74fe8b12da4d5b3c168bdff40cc15", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `errr` is never read
[INFO] [stdout]   --> src/lib.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let mut errr:u32 = 1;
[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 `errr` is never read
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | /         errr = match ent_input1.trim().parse() {
[INFO] [stdout] 17 | |             Ok(c) => {errr=c;
[INFO] [stdout] 18 | |                         break;
[INFO] [stdout] 19 | |                         },
[INFO] [stdout] 20 | |             Err(_errr) => {println!("A positive integer isn't entered, Please enter a positive integer!");
[INFO] [stdout] 21 | |                 0},
[INFO] [stdout] 22 | |         };
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling factorialfunction v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `errr` is never read
[INFO] [stdout]   --> src/lib.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let mut errr:u32 = 1;
[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 `errr` is never read
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | /         errr = match ent_input1.trim().parse() {
[INFO] [stdout] 17 | |             Ok(c) => {errr=c;
[INFO] [stdout] 18 | |                         break;
[INFO] [stdout] 19 | |                         },
[INFO] [stdout] 20 | |             Err(_errr) => {println!("A positive integer isn't entered, Please enter a positive integer!");
[INFO] [stdout] 21 | |                 0},
[INFO] [stdout] 22 | |         };
[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 0.29s
[INFO] running `Command { std: "docker" "inspect" "8a95a82e3bd7acdfe87cb30a319abe71c6f74fe8b12da4d5b3c168bdff40cc15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a95a82e3bd7acdfe87cb30a319abe71c6f74fe8b12da4d5b3c168bdff40cc15", kill_on_drop: false }`
[INFO] [stdout] 8a95a82e3bd7acdfe87cb30a319abe71c6f74fe8b12da4d5b3c168bdff40cc15
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35cff915cb4b5b5e934c7a5fdb4e8de17a1527122dfcf5796cbc34c975b7d8bd
[INFO] running `Command { std: "docker" "start" "-a" "35cff915cb4b5b5e934c7a5fdb4e8de17a1527122dfcf5796cbc34c975b7d8bd", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `errr` is never read
[INFO] [stderr]   --> src/lib.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let mut errr:u32 = 1;
[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 `errr` is never read
[INFO] [stderr]   --> src/lib.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | /         errr = match ent_input1.trim().parse() {
[INFO] [stderr] 17 | |             Ok(c) => {errr=c;
[INFO] [stderr] 18 | |                         break;
[INFO] [stderr] 19 | |                         },
[INFO] [stderr] 20 | |             Err(_errr) => {println!("A positive integer isn't entered, Please enter a positive integer!");
[INFO] [stderr] 21 | |                 0},
[INFO] [stderr] 22 | |         };
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `factorialfunction` (lib) generated 2 warnings
[INFO] [stderr] warning: `factorialfunction` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/factorialfunction-c9c1de42a42fbe8d)
[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 factorialfunction
[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" "35cff915cb4b5b5e934c7a5fdb4e8de17a1527122dfcf5796cbc34c975b7d8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35cff915cb4b5b5e934c7a5fdb4e8de17a1527122dfcf5796cbc34c975b7d8bd", kill_on_drop: false }`
[INFO] [stdout] 35cff915cb4b5b5e934c7a5fdb4e8de17a1527122dfcf5796cbc34c975b7d8bd