[INFO] fetching crate prange2 2.0.1...
[INFO] testing prange2-2.0.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate prange2 2.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate prange2 2.0.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prange2 2.0.1
[INFO] finished tweaking crates.io crate prange2 2.0.1
[INFO] tweaked toml for crates.io crate prange2 2.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef419fe512089ee8de1b54f5b998aa17659996330add6b4b5d03b6dcd4ffc2d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ef419fe512089ee8de1b54f5b998aa17659996330add6b4b5d03b6dcd4ffc2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef419fe512089ee8de1b54f5b998aa17659996330add6b4b5d03b6dcd4ffc2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef419fe512089ee8de1b54f5b998aa17659996330add6b4b5d03b6dcd4ffc2d7", kill_on_drop: false }`
[INFO] [stdout] ef419fe512089ee8de1b54f5b998aa17659996330add6b4b5d03b6dcd4ffc2d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1f3d234078728affcc4c3a806aa77dde6c289ded55d609dbaee063d9aca3ede
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c1f3d234078728affcc4c3a806aa77dde6c289ded55d609dbaee063d9aca3ede", kill_on_drop: false }`
[INFO] [stderr]    Compiling prange2 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:158:32
[INFO] [stdout]     |
[INFO] [stdout] 158 |             Integer(_, x) => x.description(),
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "c1f3d234078728affcc4c3a806aa77dde6c289ded55d609dbaee063d9aca3ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1f3d234078728affcc4c3a806aa77dde6c289ded55d609dbaee063d9aca3ede", kill_on_drop: false }`
[INFO] [stdout] c1f3d234078728affcc4c3a806aa77dde6c289ded55d609dbaee063d9aca3ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c42638167dc08991b8d334549bb9dda3fd22eca44c74771fd8e91cc16290bc4c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c42638167dc08991b8d334549bb9dda3fd22eca44c74771fd8e91cc16290bc4c", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:158:32
[INFO] [stdout]     |
[INFO] [stdout] 158 |             Integer(_, x) => x.description(),
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling prange2 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:158:32
[INFO] [stdout]     |
[INFO] [stdout] 158 |             Integer(_, x) => x.description(),
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "c42638167dc08991b8d334549bb9dda3fd22eca44c74771fd8e91cc16290bc4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42638167dc08991b8d334549bb9dda3fd22eca44c74771fd8e91cc16290bc4c", kill_on_drop: false }`
[INFO] [stdout] c42638167dc08991b8d334549bb9dda3fd22eca44c74771fd8e91cc16290bc4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a71a32e27262ffca52effdd400375a650539dbd610655edeab6fbff9283600c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a71a32e27262ffca52effdd400375a650539dbd610655edeab6fbff9283600c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:158:32
[INFO] [stderr]     |
[INFO] [stderr] 158 |             Integer(_, x) => x.description(),
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:158:32
[INFO] [stderr]     |
[INFO] [stderr] 158 |             Integer(_, x) => x.description(),
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prange2-3d18c6a8a3a57f8c
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test::parse_err_integer ... ok
[INFO] [stdout] test test::parse_err_invalid_range2 ... ok
[INFO] [stdout] test test::parse_err_illegal_char2 ... ok
[INFO] [stdout] test test::parse_three ... ok
[INFO] [stdout] test test::parse_err_empty_range1 ... ok
[INFO] [stdout] test test::parse_three_mixed ... ok
[INFO] [stdout] test test::parse_empty ... ok
[INFO] [stdout] test test::parse_open_right ... ok
[INFO] [stdout] test test::parse_one_mixed ... ok
[INFO] [stdout] test test::parse_one_range ... ok
[INFO] [stdout] test test::parse_one ... ok
[INFO] [stdout] test test::parse_open_left ... ok
[INFO] [stdout] test test::parse_err_empty_range3 ... ok
[INFO] [stdout] test test::parse_err_empty_range2 ... ok
[INFO] [stdout] test test::parse_err_invalid_range3 ... ok
[INFO] [stdout] test test::parse_err_invalid_range4 ... ok
[INFO] [stdout] test test::parse_err_invalid_range1 ... ok
[INFO] [stdout] test test::parse_intersection ... ok
[INFO] [stdout] test test::parse_err_empty_range4 ... ok
[INFO] [stdout] test test::parse_err_illegal_char1 ... ok
[INFO] [stdout] test test::parse_three_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prange2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 24) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9a71a32e27262ffca52effdd400375a650539dbd610655edeab6fbff9283600c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a71a32e27262ffca52effdd400375a650539dbd610655edeab6fbff9283600c", kill_on_drop: false }`
[INFO] [stdout] 9a71a32e27262ffca52effdd400375a650539dbd610655edeab6fbff9283600c