[INFO] fetching crate tree_magic_mini 2.0.0...
[INFO] checking tree_magic_mini-2.0.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate tree_magic_mini 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tree_magic_mini 2.0.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tree_magic_mini 2.0.0
[INFO] finished tweaking crates.io crate tree_magic_mini 2.0.0
[INFO] tweaked toml for crates.io crate tree_magic_mini 2.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79f792725470b861d57e2f60acaf11bd8d37dc964055e8f8122448e9ff94fda8
[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" "79f792725470b861d57e2f60acaf11bd8d37dc964055e8f8122448e9ff94fda8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79f792725470b861d57e2f60acaf11bd8d37dc964055e8f8122448e9ff94fda8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f792725470b861d57e2f60acaf11bd8d37dc964055e8f8122448e9ff94fda8", kill_on_drop: false }`
[INFO] [stdout] 79f792725470b861d57e2f60acaf11bd8d37dc964055e8f8122448e9ff94fda8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1b9f7a09eb2c30934c5485df3f51110fb92f32fa833d181589d3d864f6abe69
[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" "e1b9f7a09eb2c30934c5485df3f51110fb92f32fa833d181589d3d864f6abe69", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking tree_magic_mini v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read benches/image/gif: No such file or directory (os error 2)
[INFO] [stdout]  --> benches/from_u8.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 |     b.iter(|| tree_magic::from_u8(include_bytes!("image/gif")));
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/image/gif: No such file or directory (os error 2)
[INFO] [stdout]  --> benches/match_u8.rs:9:49
[INFO] [stdout]   |
[INFO] [stdout] 9 |     b.iter(|| tree_magic::match_u8("image/gif", include_bytes!("image/gif")));
[INFO] [stdout]   |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/image/png: No such file or directory (os error 2)
[INFO] [stdout]   --> benches/from_u8.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 |     b.iter(|| tree_magic::from_u8(include_bytes!("image/png")));
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/image/png: No such file or directory (os error 2)
[INFO] [stdout]   --> benches/match_u8.rs:12:49
[INFO] [stdout]    |
[INFO] [stdout] 12 |     b.iter(|| tree_magic::match_u8("image/png", include_bytes!("image/png")));
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/application/zip: No such file or directory (os error 2)
[INFO] [stdout]   --> benches/from_u8.rs:17:35
[INFO] [stdout]    |
[INFO] [stdout] 17 |     b.iter(|| tree_magic::from_u8(include_bytes!("application/zip")));
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/text/plain: No such file or directory (os error 2)
[INFO] [stdout]   --> benches/from_u8.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |     b.iter(|| tree_magic::from_u8(include_bytes!("text/plain")));
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/application/zip: No such file or directory (os error 2)
[INFO] [stdout]   --> benches/match_u8.rs:17:55
[INFO] [stdout]    |
[INFO] [stdout] 17 |     b.iter(|| tree_magic::match_u8("application/zip", include_bytes!("application/zip")));
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/text/plain: No such file or directory (os error 2)
[INFO] [stdout]   --> benches/match_u8.rs:22:50
[INFO] [stdout]    |
[INFO] [stdout] 22 |     b.iter(|| tree_magic::match_u8("text/plain", include_bytes!("text/plain")));
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tree_magic_mini`
[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" "e1b9f7a09eb2c30934c5485df3f51110fb92f32fa833d181589d3d864f6abe69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b9f7a09eb2c30934c5485df3f51110fb92f32fa833d181589d3d864f6abe69", kill_on_drop: false }`
[INFO] [stdout] e1b9f7a09eb2c30934c5485df3f51110fb92f32fa833d181589d3d864f6abe69