[INFO] fetching crate calco 0.1.0...
[INFO] testing calco-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate calco 0.1.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate calco 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate calco 0.1.0
[INFO] finished tweaking crates.io crate calco 0.1.0
[INFO] tweaked toml for crates.io crate calco 0.1.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f3df06881e1817d6daa28dacc507f32ddafae25a9d4a3352dc93b43c43b2cfe
[INFO] running `Command { std: "docker" "start" "-a" "7f3df06881e1817d6daa28dacc507f32ddafae25a9d4a3352dc93b43c43b2cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f3df06881e1817d6daa28dacc507f32ddafae25a9d4a3352dc93b43c43b2cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f3df06881e1817d6daa28dacc507f32ddafae25a9d4a3352dc93b43c43b2cfe", kill_on_drop: false }`
[INFO] [stdout] 7f3df06881e1817d6daa28dacc507f32ddafae25a9d4a3352dc93b43c43b2cfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c3c972ffc855546f087a7e2c4448fe313aba08d599c3bcf567671e77d2a06ec
[INFO] running `Command { std: "docker" "start" "-a" "6c3c972ffc855546f087a7e2c4448fe313aba08d599c3bcf567671e77d2a06ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling random-wheel v0.3.1
[INFO] [stderr]    Compiling calco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/universe/universe.rs:40:33
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(mess) => panic!(mess),
[INFO] [stdout]    |                                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(mess) => panic!("{}", mess),
[INFO] [stdout]    |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(mess) => std::panic::panic_any(mess),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "6c3c972ffc855546f087a7e2c4448fe313aba08d599c3bcf567671e77d2a06ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3c972ffc855546f087a7e2c4448fe313aba08d599c3bcf567671e77d2a06ec", kill_on_drop: false }`
[INFO] [stdout] 6c3c972ffc855546f087a7e2c4448fe313aba08d599c3bcf567671e77d2a06ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6e703ec45f821626c7bb9a72516680524d411b8f8cff0fd16381d9653df804c
[INFO] running `Command { std: "docker" "start" "-a" "b6e703ec45f821626c7bb9a72516680524d411b8f8cff0fd16381d9653df804c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/universe/universe.rs:40:33
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(mess) => panic!(mess),
[INFO] [stdout]    |                                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(mess) => panic!("{}", mess),
[INFO] [stdout]    |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(mess) => std::panic::panic_any(mess),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling calco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/universe/universe.rs:40:33
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(mess) => panic!(mess),
[INFO] [stdout]    |                                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(mess) => panic!("{}", mess),
[INFO] [stdout]    |                                 ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Err(mess) => std::panic::panic_any(mess),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "b6e703ec45f821626c7bb9a72516680524d411b8f8cff0fd16381d9653df804c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e703ec45f821626c7bb9a72516680524d411b8f8cff0fd16381d9653df804c", kill_on_drop: false }`
[INFO] [stdout] b6e703ec45f821626c7bb9a72516680524d411b8f8cff0fd16381d9653df804c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a377147cd546c38a0578182ac7b7496bcacfb224067d48de98ce69a38a20d6c3
[INFO] running `Command { std: "docker" "start" "-a" "a377147cd546c38a0578182ac7b7496bcacfb224067d48de98ce69a38a20d6c3", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/universe/universe.rs:40:33
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Err(mess) => panic!(mess),
[INFO] [stderr]    |                                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Err(mess) => panic!("{}", mess),
[INFO] [stderr]    |                                 ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Err(mess) => std::panic::panic_any(mess),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/universe/universe.rs:40:33
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Err(mess) => panic!(mess),
[INFO] [stderr]    |                                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Err(mess) => panic!("{}", mess),
[INFO] [stderr]    |                                 ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Err(mess) => std::panic::panic_any(mess),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calco-76a23c961694168b)
[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 tests/lib.rs (/opt/rustwide/target/debug/deps/lib-aede494bfc81ff15)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_complete_working ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests calco
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a377147cd546c38a0578182ac7b7496bcacfb224067d48de98ce69a38a20d6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a377147cd546c38a0578182ac7b7496bcacfb224067d48de98ce69a38a20d6c3", kill_on_drop: false }`
[INFO] [stdout] a377147cd546c38a0578182ac7b7496bcacfb224067d48de98ce69a38a20d6c3
