[INFO] cloning repository https://github.com/tomasz-pankowski/rust-class-ps1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomasz-pankowski/rust-class-ps1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasz-pankowski%2Frust-class-ps1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasz-pankowski%2Frust-class-ps1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f97feee69ac50a6c831ca73fe4211eebb8e89f69
[INFO] testing tomasz-pankowski/rust-class-ps1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasz-pankowski%2Frust-class-ps1" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomasz-pankowski/rust-class-ps1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tomasz-pankowski/rust-class-ps1
[INFO] finished tweaking git repo https://github.com/tomasz-pankowski/rust-class-ps1
[INFO] tweaked toml for git repo https://github.com/tomasz-pankowski/rust-class-ps1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/tomasz-pankowski/rust-class-ps1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bfbb8368f161a2a15de6f24fd4f9f29b207218cd81b45995fb96c9f833fd57d
[INFO] running `Command { std: "docker" "start" "-a" "0bfbb8368f161a2a15de6f24fd4f9f29b207218cd81b45995fb96c9f833fd57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bfbb8368f161a2a15de6f24fd4f9f29b207218cd81b45995fb96c9f833fd57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bfbb8368f161a2a15de6f24fd4f9f29b207218cd81b45995fb96c9f833fd57d", kill_on_drop: false }`
[INFO] [stdout] 0bfbb8368f161a2a15de6f24fd4f9f29b207218cd81b45995fb96c9f833fd57d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b365d4f0aefd052ee29bddecf8739c8a7d33320ff2f19b1ea5c580fd20460260
[INFO] running `Command { std: "docker" "start" "-a" "b365d4f0aefd052ee29bddecf8739c8a7d33320ff2f19b1ea5c580fd20460260", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ps1 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `why`
[INFO] [stdout]   --> src/main.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 | ...                   Err(why) => panic!("couldn't open"),
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `why`
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 | ...                   Err(why) => panic!("couldn't read "),
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `response_default` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:72:10
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     let response_default;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_response_default` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `response_default` is never read
[INFO] [stdout]   --> src/main.rs:74:7
[INFO] [stdout]    |
[INFO] [stdout] 74 |                         response_default =format!(
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `counter` should have an upper case name
[INFO] [stdout]   --> src/main.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     static mut counter: i32 = 0;
[INFO] [stdout]    |                ^^^^^^^ help: convert the identifier to upper case: `COUNTER`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.21s
[INFO] running `Command { std: "docker" "inspect" "b365d4f0aefd052ee29bddecf8739c8a7d33320ff2f19b1ea5c580fd20460260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b365d4f0aefd052ee29bddecf8739c8a7d33320ff2f19b1ea5c580fd20460260", kill_on_drop: false }`
[INFO] [stdout] b365d4f0aefd052ee29bddecf8739c8a7d33320ff2f19b1ea5c580fd20460260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e4662a2d3177f82b7259ae49885d53c0347e7d99d473b9ac8ef346e3c13d385
[INFO] running `Command { std: "docker" "start" "-a" "8e4662a2d3177f82b7259ae49885d53c0347e7d99d473b9ac8ef346e3c13d385", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ps1 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `why`
[INFO] [stdout]   --> src/main.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 | ...                   Err(why) => panic!("couldn't open"),
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `why`
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 | ...                   Err(why) => panic!("couldn't read "),
[INFO] [stdout]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `response_default` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:72:10
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     let response_default;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_response_default` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `response_default` is never read
[INFO] [stdout]   --> src/main.rs:74:7
[INFO] [stdout]    |
[INFO] [stdout] 74 |                         response_default =format!(
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `counter` should have an upper case name
[INFO] [stdout]   --> src/main.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     static mut counter: i32 = 0;
[INFO] [stdout]    |                ^^^^^^^ help: convert the identifier to upper case: `COUNTER`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.44s
[INFO] running `Command { std: "docker" "inspect" "8e4662a2d3177f82b7259ae49885d53c0347e7d99d473b9ac8ef346e3c13d385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e4662a2d3177f82b7259ae49885d53c0347e7d99d473b9ac8ef346e3c13d385", kill_on_drop: false }`
[INFO] [stdout] 8e4662a2d3177f82b7259ae49885d53c0347e7d99d473b9ac8ef346e3c13d385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a5a92df291359fc823bcffa586d5fb4ac6cdaf8bdbfea0284b8decb4da2f064c
[INFO] running `Command { std: "docker" "start" "-a" "a5a92df291359fc823bcffa586d5fb4ac6cdaf8bdbfea0284b8decb4da2f064c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `why`
[INFO] [stderr]   --> src/main.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 | ...                   Err(why) => panic!("couldn't open"),
[INFO] [stderr]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `why`
[INFO] [stderr]   --> src/main.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 | ...                   Err(why) => panic!("couldn't read "),
[INFO] [stderr]    |                           ^^^ help: if this is intentional, prefix it with an underscore: `_why`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `response_default` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:72:10
[INFO] [stderr]    |
[INFO] [stderr] 72 |                     let response_default;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_response_default` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `response_default` is never read
[INFO] [stderr]   --> src/main.rs:74:7
[INFO] [stderr]    |
[INFO] [stderr] 74 |                         response_default =format!(
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `counter` should have an upper case name
[INFO] [stderr]   --> src/main.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 |     static mut counter: i32 = 0;
[INFO] [stderr]    |                ^^^^^^^ help: convert the identifier to upper case: `COUNTER`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ps1` (bin "ps1" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ps1-56fea405414fd55b)
[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" "a5a92df291359fc823bcffa586d5fb4ac6cdaf8bdbfea0284b8decb4da2f064c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a92df291359fc823bcffa586d5fb4ac6cdaf8bdbfea0284b8decb4da2f064c", kill_on_drop: false }`
[INFO] [stdout] a5a92df291359fc823bcffa586d5fb4ac6cdaf8bdbfea0284b8decb4da2f064c