[INFO] fetching crate mktemp-rs 0.2.0...
[INFO] testing mktemp-rs-0.2.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate mktemp-rs 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mktemp-rs 0.2.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mktemp-rs 0.2.0
[INFO] finished tweaking crates.io crate mktemp-rs 0.2.0
[INFO] tweaked toml for crates.io crate mktemp-rs 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b73e2834f6f7413e841964a7217f98aab88688dea58d40eaca6544471444e4c
[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" "2b73e2834f6f7413e841964a7217f98aab88688dea58d40eaca6544471444e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b73e2834f6f7413e841964a7217f98aab88688dea58d40eaca6544471444e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b73e2834f6f7413e841964a7217f98aab88688dea58d40eaca6544471444e4c", kill_on_drop: false }`
[INFO] [stdout] 2b73e2834f6f7413e841964a7217f98aab88688dea58d40eaca6544471444e4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3db6cfb67839d7a0e0946bec8ae996fbce201eda890652ff9cbc9a45b7101055
[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" "3db6cfb67839d7a0e0946bec8ae996fbce201eda890652ff9cbc9a45b7101055", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling mktemp-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "3db6cfb67839d7a0e0946bec8ae996fbce201eda890652ff9cbc9a45b7101055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db6cfb67839d7a0e0946bec8ae996fbce201eda890652ff9cbc9a45b7101055", kill_on_drop: false }`
[INFO] [stdout] 3db6cfb67839d7a0e0946bec8ae996fbce201eda890652ff9cbc9a45b7101055
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45a4a00af3f8473d1676b052e0674c23bb88ed7647deb748021b76f41d9eea72
[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" "45a4a00af3f8473d1676b052e0674c23bb88ed7647deb748021b76f41d9eea72", kill_on_drop: false }`
[INFO] [stderr]    Compiling mktemp-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_dir.rs:7:29
[INFO] [stdout]    |
[INFO] [stdout] 7  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     assert_ok!(td);
[INFO] [stdout]    |     --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 7  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_dir.rs:7:29
[INFO] [stdout]    |
[INFO] [stdout] 7  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     assert_ok!(td);
[INFO] [stdout]    |     --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 7  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_dir.rs:7:29
[INFO] [stdout]    |
[INFO] [stdout] 7  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     assert_ok!(md);
[INFO] [stdout]    |     --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 7  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_file.rs:8:29
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     assert_ok!(tf);
[INFO] [stdout]    |     --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_file.rs:8:29
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     assert_ok!(tf);
[INFO] [stdout]    |     --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_file.rs:8:29
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     assert_ok!(tf);
[INFO] [stdout]    |     --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_file.rs:8:29
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     assert_ok!(tf);
[INFO] [stdout]    |     --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_file.rs:8:29
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     assert_ok!(md);
[INFO] [stdout]    |     --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_file.rs:8:29
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     assert_ok!(res);
[INFO] [stdout]    |     ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_file.rs:8:29
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     assert_ok!(res);
[INFO] [stdout]    |     ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_file.rs:8:29
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     assert_ok!(res);
[INFO] [stdout]    |     ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/temp_file.rs:8:29
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     assert_ok!(tf);
[INFO] [stdout]    |     --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "45a4a00af3f8473d1676b052e0674c23bb88ed7647deb748021b76f41d9eea72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a4a00af3f8473d1676b052e0674c23bb88ed7647deb748021b76f41d9eea72", kill_on_drop: false }`
[INFO] [stdout] 45a4a00af3f8473d1676b052e0674c23bb88ed7647deb748021b76f41d9eea72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4941c49e2b28b97db13c54059c457ed7d4ce5cc5e486d23aab416213b29d55ea
[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" "4941c49e2b28b97db13c54059c457ed7d4ce5cc5e486d23aab416213b29d55ea", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> tests/temp_file.rs:8:29
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stdout] 
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     assert_ok!(tf);
[INFO] [stderr]    |     --------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_file.rs:8:29
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 21 |     assert_ok!(tf);
[INFO] [stderr]    |     --------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_file.rs:8:29
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |     assert_ok!(tf);
[INFO] [stderr]    |     --------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_file.rs:8:29
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |     assert_ok!(tf);
[INFO] [stderr]    |     --------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_file.rs:8:29
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     assert_ok!(md);
[INFO] [stderr]    |     --------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_file.rs:8:29
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     assert_ok!(res);
[INFO] [stderr]    |     ---------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_file.rs:8:29
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     assert_ok!(res);
[INFO] [stderr]    |     ---------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_file.rs:8:29
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     assert_ok!(res);
[INFO] [stderr]    |     ---------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_file.rs:8:29
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 71 |     assert_ok!(tf);
[INFO] [stderr]    |     --------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 8  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_dir.rs:7:29
[INFO] [stderr]    |
[INFO] [stderr] 7  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 14 |     assert_ok!(td);
[INFO] [stderr]    |     --------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 7  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_dir.rs:7:29
[INFO] [stderr]    |
[INFO] [stderr] 7  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     assert_ok!(td);
[INFO] [stderr]    |     --------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 7  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> tests/temp_dir.rs:7:29
[INFO] [stderr]    |
[INFO] [stderr] 7  |         assert!($e.is_ok(), $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     assert_ok!(md);
[INFO] [stderr]    |     --------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: this warning originates in the macro `assert_ok` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 7  |         assert!($e.is_ok(), "{}", $e.unwrap_or_else(|e| panic!("{}", e)));
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mktemp-18aa1d67bc60b120)
[INFO] [stderr]      Running tests/readme.rs (/opt/rustwide/target/debug/deps/readme-ec77e194e79a89cd)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/temp_dir.rs (/opt/rustwide/target/debug/deps/temp_dir-2491230e9a794b52)
[INFO] [stdout] running 1 test
[INFO] [stdout] test readme ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test td_create_none ... ok
[INFO] [stdout] test td_create_prefix ... ok
[INFO] [stderr]      Running tests/temp_file.rs (/opt/rustwide/target/debug/deps/temp_file-94a250bfe61c3978)
[INFO] [stdout] test td_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tf_suffix_overflow ... ignored
[INFO] [stdout] test tf_create_neither ... ok
[INFO] [stdout] test tf_create_suffix ... ok
[INFO] [stdout] test tf_create_prefix ... ok
[INFO] [stdout] test tf_create_both ... ok
[INFO] [stdout] test tf_read_write ... ok
[INFO] [stderr]    Doc-tests mktemp
[INFO] [stdout] test tf_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/temp_dir.rs - temp_dir::TempDir::new (line 24) ... ok
[INFO] [stdout] test src/temp_file.rs - temp_file::TempFile::new (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4941c49e2b28b97db13c54059c457ed7d4ce5cc5e486d23aab416213b29d55ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4941c49e2b28b97db13c54059c457ed7d4ce5cc5e486d23aab416213b29d55ea", kill_on_drop: false }`
[INFO] [stdout] 4941c49e2b28b97db13c54059c457ed7d4ce5cc5e486d23aab416213b29d55ea