[INFO] fetching crate env_assert 0.1.4...
[INFO] testing env_assert-0.1.4 against 1.54.0 for beta-1.55-1
[INFO] extracting crate env_assert 0.1.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate env_assert 0.1.4 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 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-1/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] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 974abfba8df926da562795caf91c1a624c3b6db2ab49920c1d557ab22c42cd43
[INFO] running `Command { std: "docker" "start" "-a" "974abfba8df926da562795caf91c1a624c3b6db2ab49920c1d557ab22c42cd43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "974abfba8df926da562795caf91c1a624c3b6db2ab49920c1d557ab22c42cd43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "974abfba8df926da562795caf91c1a624c3b6db2ab49920c1d557ab22c42cd43", kill_on_drop: false }`
[INFO] [stdout] 974abfba8df926da562795caf91c1a624c3b6db2ab49920c1d557ab22c42cd43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a29f90d426241e9b252c0ccab26c114818bf75ae6008cb2624ea8e7c633c3bd
[INFO] running `Command { std: "docker" "start" "-a" "8a29f90d426241e9b252c0ccab26c114818bf75ae6008cb2624ea8e7c633c3bd", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling env_assert v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "8a29f90d426241e9b252c0ccab26c114818bf75ae6008cb2624ea8e7c633c3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a29f90d426241e9b252c0ccab26c114818bf75ae6008cb2624ea8e7c633c3bd", kill_on_drop: false }`
[INFO] [stdout] 8a29f90d426241e9b252c0ccab26c114818bf75ae6008cb2624ea8e7c633c3bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] f4ff777783ed7774654d1d92f05dcb58e188fffdfcf56ea412507fae75a5c1ce
[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" "f4ff777783ed7774654d1d92f05dcb58e188fffdfcf56ea412507fae75a5c1ce", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling 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!($cond, s)
[INFO] [stdout]     |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 101 |         super::env_assert!(true, "didn't crash with {}", 5);
[INFO] [stdout]     |         ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($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!($cond, s)
[INFO] [stdout]     |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 108 |         super::env_assert!(false, "false assert is panic");
[INFO] [stdout]     |         --------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($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!($cond, s)
[INFO] [stdout]     |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 115 |         super::env_assert!(true, "asserting with true");
[INFO] [stdout]     |         ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($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!($cond, s)
[INFO] [stdout]     |                                ^
[INFO] [stdout] ...
[INFO] [stdout] 116 |         super::env_assert!(false, "asserting with false");
[INFO] [stdout]     |         -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 65  |                 assert!($cond, "{}", s)
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "f4ff777783ed7774654d1d92f05dcb58e188fffdfcf56ea412507fae75a5c1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ff777783ed7774654d1d92f05dcb58e188fffdfcf56ea412507fae75a5c1ce", kill_on_drop: false }`
[INFO] [stdout] f4ff777783ed7774654d1d92f05dcb58e188fffdfcf56ea412507fae75a5c1ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4bd26364290d372c44db817d50ca8211f82618c6d12a488be52e78749ca3aa4f
[INFO] running `Command { std: "docker" "start" "-a" "4bd26364290d372c44db817d50ca8211f82618c6d12a488be52e78749ca3aa4f", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:65:32
[INFO] [stderr]     |
[INFO] [stderr] 65  |                 assert!($cond, s)
[INFO] [stderr]     |                                ^
[INFO] [stderr] ...
[INFO] [stderr] 101 |         super::env_assert!(true, "didn't crash with {}", 5);
[INFO] [stderr]     |         ---------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 65  |                 assert!($cond, "{}", s)
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:65:32
[INFO] [stderr]     |
[INFO] [stderr] 65  |                 assert!($cond, s)
[INFO] [stderr]     |                                ^
[INFO] [stderr] ...
[INFO] [stderr] 108 |         super::env_assert!(false, "false assert is panic");
[INFO] [stderr]     |         --------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 65  |                 assert!($cond, "{}", s)
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:65:32
[INFO] [stderr]     |
[INFO] [stderr] 65  |                 assert!($cond, s)
[INFO] [stderr]     |                                ^
[INFO] [stderr] ...
[INFO] [stderr] 115 |         super::env_assert!(true, "asserting with true");
[INFO] [stderr]     |         ------------------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 65  |                 assert!($cond, "{}", s)
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:65:32
[INFO] [stderr]     |
[INFO] [stderr] 65  |                 assert!($cond, s)
[INFO] [stderr]     |                                ^
[INFO] [stderr] ...
[INFO] [stderr] 116 |         super::env_assert!(false, "asserting with false");
[INFO] [stderr]     |         -------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: this warning originates in the macro `super::env_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 65  |                 assert!($cond, "{}", s)
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/env_assert-d68af473d2dce293)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::true_with_comma ... ok
[INFO] [stdout] test tests::true_with_fmt ... ok
[INFO] [stdout] test tests::assert_when_var_is_not_set ... ok
[INFO] [stdout] test tests::just_true ... ok
[INFO] [stderr]    Doc-tests env_assert
[INFO] [stdout] test tests::test_panic_var_true - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4bd26364290d372c44db817d50ca8211f82618c6d12a488be52e78749ca3aa4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd26364290d372c44db817d50ca8211f82618c6d12a488be52e78749ca3aa4f", kill_on_drop: false }`
[INFO] [stdout] 4bd26364290d372c44db817d50ca8211f82618c6d12a488be52e78749ca3aa4f
