[INFO] cloning repository https://github.com/mfaghihi/prime64
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfaghihi/prime64" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfaghihi%2Fprime64", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfaghihi%2Fprime64'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4e2422b7a7a6294b3817fcfe0fd82f57b2ebd56
[INFO] testing mfaghihi/prime64 against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfaghihi%2Fprime64" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfaghihi/prime64 on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mfaghihi/prime64
[INFO] finished tweaking git repo https://github.com/mfaghihi/prime64
[INFO] tweaked toml for git repo https://github.com/mfaghihi/prime64 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mfaghihi/prime64 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" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing mfaghihi/prime64 against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfaghihi%2Fprime64" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfaghihi/prime64 on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mfaghihi/prime64
[INFO] finished tweaking git repo https://github.com/mfaghihi/prime64
[INFO] tweaked toml for git repo https://github.com/mfaghihi/prime64 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mfaghihi/prime64 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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing mfaghihi/prime64 against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfaghihi%2Fprime64" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfaghihi/prime64 on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mfaghihi/prime64
[INFO] finished tweaking git repo https://github.com/mfaghihi/prime64
[INFO] tweaked toml for git repo https://github.com/mfaghihi/prime64 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mfaghihi/prime64 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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded factor v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcf38dab1a03114c689e819548191452bc1e47d95b9daf2b7682a5c24b5a32dc
[INFO] running `Command { std: "docker" "start" "-a" "fcf38dab1a03114c689e819548191452bc1e47d95b9daf2b7682a5c24b5a32dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcf38dab1a03114c689e819548191452bc1e47d95b9daf2b7682a5c24b5a32dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf38dab1a03114c689e819548191452bc1e47d95b9daf2b7682a5c24b5a32dc", kill_on_drop: false }`
[INFO] [stdout] fcf38dab1a03114c689e819548191452bc1e47d95b9daf2b7682a5c24b5a32dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df93cc19a75c8b97cdfdb231ba691a7ea74656414fc18ffaa7a1b6c57ba343e4
[INFO] running `Command { std: "docker" "start" "-a" "df93cc19a75c8b97cdfdb231ba691a7ea74656414fc18ffaa7a1b6c57ba343e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling primes v0.3.0
[INFO] [stderr]    Compiling factor v0.4.0
[INFO] [stderr]    Compiling primegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/mathfuncs.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::convert::{From, TryInto};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]  --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/mathfuncs.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "df93cc19a75c8b97cdfdb231ba691a7ea74656414fc18ffaa7a1b6c57ba343e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df93cc19a75c8b97cdfdb231ba691a7ea74656414fc18ffaa7a1b6c57ba343e4", kill_on_drop: false }`
[INFO] [stdout] df93cc19a75c8b97cdfdb231ba691a7ea74656414fc18ffaa7a1b6c57ba343e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 424b528cc050b102acf22d52c0e1062d593a414c5f6e3a67ce2fa748202e5de1
[INFO] running `Command { std: "docker" "start" "-a" "424b528cc050b102acf22d52c0e1062d593a414c5f6e3a67ce2fa748202e5de1", kill_on_drop: false }`
[INFO] [stderr]    Compiling primegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/mathfuncs.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::convert::{From, TryInto};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]  --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/mathfuncs.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/mathfuncs.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::convert::{From, TryInto};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]  --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/mathfuncs.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "424b528cc050b102acf22d52c0e1062d593a414c5f6e3a67ce2fa748202e5de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "424b528cc050b102acf22d52c0e1062d593a414c5f6e3a67ce2fa748202e5de1", kill_on_drop: false }`
[INFO] [stdout] 424b528cc050b102acf22d52c0e1062d593a414c5f6e3a67ce2fa748202e5de1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 905dd896b5d2d16a282977f24d6cbad625c0c2ff90a02086fc82eb379842f901
[INFO] running `Command { std: "docker" "start" "-a" "905dd896b5d2d16a282977f24d6cbad625c0c2ff90a02086fc82eb379842f901", kill_on_drop: false }`
[INFO] [stderr] warning: the item `From` is imported redundantly
[INFO] [stderr]  --> src/mathfuncs.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::convert::{From, TryInto};
[INFO] [stderr]   |                    ^^^^
[INFO] [stderr]  --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:115:13
[INFO] [stderr]   |
[INFO] [stderr]   = note: the item `From` is already defined here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Vec` is imported redundantly
[INFO] [stderr]   --> src/mathfuncs.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 | use std::vec::Vec;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]   --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:115:13
[INFO] [stderr]    |
[INFO] [stderr]    = note: the item `Vec` is already defined here
[INFO] [stderr] 
[INFO] [stderr] warning: `primegen` (lib) generated 2 warnings
[INFO] [stderr] warning: `primegen` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/primegen-efe0b1e5abaa9bb2)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/primegen-08340eb442362bf3)
[INFO] [stderr]    Doc-tests primegen
[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" "905dd896b5d2d16a282977f24d6cbad625c0c2ff90a02086fc82eb379842f901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905dd896b5d2d16a282977f24d6cbad625c0c2ff90a02086fc82eb379842f901", kill_on_drop: false }`
[INFO] [stdout] 905dd896b5d2d16a282977f24d6cbad625c0c2ff90a02086fc82eb379842f901