[INFO] fetching crate fossil-delta 0.1.6...
[INFO] testing fossil-delta-0.1.6 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate fossil-delta 0.1.6 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate fossil-delta 0.1.6 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fossil-delta 0.1.6
[INFO] finished tweaking crates.io crate fossil-delta 0.1.6
[INFO] tweaked toml for crates.io crate fossil-delta 0.1.6 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ab220f774b215c491fc282195f8abaeed1bf22001cafdecbb839219e33ee7a9
[INFO] running `Command { std: "docker" "start" "-a" "1ab220f774b215c491fc282195f8abaeed1bf22001cafdecbb839219e33ee7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ab220f774b215c491fc282195f8abaeed1bf22001cafdecbb839219e33ee7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab220f774b215c491fc282195f8abaeed1bf22001cafdecbb839219e33ee7a9", kill_on_drop: false }`
[INFO] [stdout] 1ab220f774b215c491fc282195f8abaeed1bf22001cafdecbb839219e33ee7a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59fa645741743833b86bbe80a0b2200e61bb8ffa27c0e804083263d2269f5054
[INFO] running `Command { std: "docker" "start" "-a" "59fa645741743833b86bbe80a0b2200e61bb8ffa27c0e804083263d2269f5054", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fossil-delta v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:343:16
[INFO] [stdout]     |
[INFO] [stdout] 343 |         panic!(msg)
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 343 |         panic!("{}", msg)
[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 2.67s
[INFO] running `Command { std: "docker" "inspect" "59fa645741743833b86bbe80a0b2200e61bb8ffa27c0e804083263d2269f5054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59fa645741743833b86bbe80a0b2200e61bb8ffa27c0e804083263d2269f5054", kill_on_drop: false }`
[INFO] [stdout] 59fa645741743833b86bbe80a0b2200e61bb8ffa27c0e804083263d2269f5054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83bf5c5aca648807dd15624cf7c1f88574fa2e37907c40fd0056e1bde9317169
[INFO] running `Command { std: "docker" "start" "-a" "83bf5c5aca648807dd15624cf7c1f88574fa2e37907c40fd0056e1bde9317169", kill_on_drop: false }`
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:343:16
[INFO] [stdout]     |
[INFO] [stdout] 343 |         panic!(msg)
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 343 |         panic!("{}", msg)
[INFO] [stdout]     |                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fossil-delta v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:343:16
[INFO] [stdout]     |
[INFO] [stdout] 343 |         panic!(msg)
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 343 |         panic!("{}", msg)
[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 0.50s
[INFO] running `Command { std: "docker" "inspect" "83bf5c5aca648807dd15624cf7c1f88574fa2e37907c40fd0056e1bde9317169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83bf5c5aca648807dd15624cf7c1f88574fa2e37907c40fd0056e1bde9317169", kill_on_drop: false }`
[INFO] [stdout] 83bf5c5aca648807dd15624cf7c1f88574fa2e37907c40fd0056e1bde9317169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9273b7f5c10f57f9c84d351e8daf58360f269a7a81f40c5b836916362bbac8af
[INFO] running `Command { std: "docker" "start" "-a" "9273b7f5c10f57f9c84d351e8daf58360f269a7a81f40c5b836916362bbac8af", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:343:16
[INFO] [stderr]     |
[INFO] [stderr] 343 |         panic!(msg)
[INFO] [stderr]     |                ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 343 |         panic!("{}", msg)
[INFO] [stderr]     |                +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `fossil-delta` (lib) generated 1 warning
[INFO] [stderr] warning: `fossil-delta` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fossil_delta-bfa1e95303edae7a)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_bug_002 ... ok
[INFO] [stdout] test tests::empty_txt ... ok
[INFO] [stdout] test tests::round_trip_test2 ... ok
[INFO] [stdout] test tests::round_trip_test ... ok
[INFO] [stdout] test tests::test_bug_001 ... ok
[INFO] [stdout] test tests::delta_gen ... ok
[INFO] [stdout] test tests::test_deltainv ... ok
[INFO] [stdout] test tests::b64_works ... ok
[INFO] [stdout] test tests::test_hash_update ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fossil-delta
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9273b7f5c10f57f9c84d351e8daf58360f269a7a81f40c5b836916362bbac8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9273b7f5c10f57f9c84d351e8daf58360f269a7a81f40c5b836916362bbac8af", kill_on_drop: false }`
[INFO] [stdout] 9273b7f5c10f57f9c84d351e8daf58360f269a7a81f40c5b836916362bbac8af