[INFO] fetching crate env_assert 0.1.4...
[INFO] checking env_assert-0.1.4 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate env_assert 0.1.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate env_assert 0.1.4 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate env_assert 0.1.4
[INFO] finished tweaking crates.io crate env_assert 0.1.4
[INFO] tweaked toml for crates.io crate env_assert 0.1.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9a2486d67e25f1fa530509f03d657028c4ce48e666946f5329cee0af190f7c8d
[INFO] running `Command { std: "docker" "start" "-a" "9a2486d67e25f1fa530509f03d657028c4ce48e666946f5329cee0af190f7c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a2486d67e25f1fa530509f03d657028c4ce48e666946f5329cee0af190f7c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a2486d67e25f1fa530509f03d657028c4ce48e666946f5329cee0af190f7c8d", kill_on_drop: false }`
[INFO] [stdout] 9a2486d67e25f1fa530509f03d657028c4ce48e666946f5329cee0af190f7c8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb254278aa54959a61e75e738d8f7c107c5a0da345b5f580c6bfbd5589963ca8
[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" "bb254278aa54959a61e75e738d8f7c107c5a0da345b5f580c6bfbd5589963ca8", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking env_assert v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:65:32
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($cond, s)
[INFO] [stdout]     |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 101 |         super::env_assert!(true, "didn't crash with {}", 5);
[INFO] [stdout]     |         ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($cond, "{}", s)
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:65:32
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($cond, s)
[INFO] [stdout]     |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 108 |         super::env_assert!(false, "false assert is panic");
[INFO] [stdout]     |         --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($cond, "{}", s)
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:65:32
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($cond, s)
[INFO] [stdout]     |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 115 |         super::env_assert!(true, "asserting with true");
[INFO] [stdout]     |         ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($cond, "{}", s)
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:65:32
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($cond, s)
[INFO] [stdout]     |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 116 |         super::env_assert!(false, "asserting with false");
[INFO] [stdout]     |         -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($cond, "{}", s)
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "bb254278aa54959a61e75e738d8f7c107c5a0da345b5f580c6bfbd5589963ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb254278aa54959a61e75e738d8f7c107c5a0da345b5f580c6bfbd5589963ca8", kill_on_drop: false }`
[INFO] [stdout] bb254278aa54959a61e75e738d8f7c107c5a0da345b5f580c6bfbd5589963ca8