[INFO] fetching crate const_env--value 0.1.2...
[INFO] checking const_env--value-0.1.2 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate const_env--value 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate const_env--value 0.1.2 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate const_env--value 0.1.2
[INFO] finished tweaking crates.io crate const_env--value 0.1.2
[INFO] tweaked toml for crates.io crate const_env--value 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate const_env--value 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrayvec v0.5.1
[INFO] [stderr]   Downloaded anyhow v1.0.32
[INFO] [stderr]   Downloaded getrandom v0.1.14
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded itoa v0.4.6
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[INFO] [stderr]   Downloaded base64 v0.11.0
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded compiletest_rs v0.5.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.13
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[INFO] [stderr]   Downloaded redox_syscall v0.1.57
[INFO] [stderr]   Downloaded serde_json v1.0.56
[INFO] [stderr]   Downloaded libc v0.2.73
[INFO] [stderr]   Downloaded syn v1.0.35
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[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded socket2 v0.3.12
[INFO] [stderr]   Downloaded const_env_impl--value v0.1.2
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.19
[INFO] [stderr]   Downloaded redox_users v0.3.4
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[INFO] [stderr]   Downloaded wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded rustfix v0.5.1
[INFO] [stderr]   Downloaded serde v1.0.114
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.2
[INFO] [stderr]   Downloaded serde_derive v1.0.114
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[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded tester v0.7.0
[INFO] [stderr]   Downloaded miow v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fc70064c4566b9fdbbf78eeabbaa521d1a4541d3a7fd42be022fa78ae2e703e
[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" "6fc70064c4566b9fdbbf78eeabbaa521d1a4541d3a7fd42be022fa78ae2e703e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fc70064c4566b9fdbbf78eeabbaa521d1a4541d3a7fd42be022fa78ae2e703e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fc70064c4566b9fdbbf78eeabbaa521d1a4541d3a7fd42be022fa78ae2e703e", kill_on_drop: false }`
[INFO] [stdout] 6fc70064c4566b9fdbbf78eeabbaa521d1a4541d3a7fd42be022fa78ae2e703e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dceee6b19b9187a45ba8f3a0a99d99da1935d6b4985a082f5d52e81eb1f82a4
[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" "0dceee6b19b9187a45ba8f3a0a99d99da1935d6b4985a082f5d52e81eb1f82a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling compiletest_rs v0.5.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking tester v0.7.0
[INFO] [stderr]     Checking const_env_impl--value v0.1.2
[INFO] [stderr]     Checking const_env--value v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stdout] error: proc macro panicked
[INFO] [stdout]  --> examples/value.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | const SMOKE_U32: u32 = value_from_env!("SMOKE_U32": u32);
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: no value available for environment variable 'SMOKE_U32'
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const_env--value`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0dceee6b19b9187a45ba8f3a0a99d99da1935d6b4985a082f5d52e81eb1f82a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dceee6b19b9187a45ba8f3a0a99d99da1935d6b4985a082f5d52e81eb1f82a4", kill_on_drop: false }`
[INFO] [stdout] 0dceee6b19b9187a45ba8f3a0a99d99da1935d6b4985a082f5d52e81eb1f82a4