[INFO] fetching crate special 0.8.1...
[INFO] testing special-0.8.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate special 0.8.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate special 0.8.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate special 0.8.1
[INFO] finished tweaking crates.io crate special 0.8.1
[INFO] tweaked toml for crates.io crate special 0.8.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06e1f04416416dc1c45dd7fb42ae31f5331458244c38b65b888465f42d0021f7
[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" "06e1f04416416dc1c45dd7fb42ae31f5331458244c38b65b888465f42d0021f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06e1f04416416dc1c45dd7fb42ae31f5331458244c38b65b888465f42d0021f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06e1f04416416dc1c45dd7fb42ae31f5331458244c38b65b888465f42d0021f7", kill_on_drop: false }`
[INFO] [stdout] 06e1f04416416dc1c45dd7fb42ae31f5331458244c38b65b888465f42d0021f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f2e094a9429641e90dc91e380fd643980199dc0e9ac9c6231da64d0fd2591aa
[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" "9f2e094a9429641e90dc91e380fd643980199dc0e9ac9c6231da64d0fd2591aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling special v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute should be applied to a foreign function or static
[INFO] [stdout]   --> src/math.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![link_name = "m"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | mod math;
[INFO] [stdout]    | --------- not a foreign function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "9f2e094a9429641e90dc91e380fd643980199dc0e9ac9c6231da64d0fd2591aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f2e094a9429641e90dc91e380fd643980199dc0e9ac9c6231da64d0fd2591aa", kill_on_drop: false }`
[INFO] [stdout] 9f2e094a9429641e90dc91e380fd643980199dc0e9ac9c6231da64d0fd2591aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f56c6c335777163e8848f6e2ecd4cd1fa84ed2504433dd7f87f731163c6da3cc
[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" "f56c6c335777163e8848f6e2ecd4cd1fa84ed2504433dd7f87f731163c6da3cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert v0.7.4
[INFO] [stderr]    Compiling random v0.12.2
[INFO] [stdout] warning: attribute should be applied to a foreign function or static
[INFO] [stdout]   --> src/math.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![link_name = "m"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | mod math;
[INFO] [stdout]    | --------- not a foreign function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling special v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute should be applied to a foreign function or static
[INFO] [stdout]   --> src/math.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![link_name = "m"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | mod math;
[INFO] [stdout]    | --------- not a foreign function or static
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "f56c6c335777163e8848f6e2ecd4cd1fa84ed2504433dd7f87f731163c6da3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f56c6c335777163e8848f6e2ecd4cd1fa84ed2504433dd7f87f731163c6da3cc", kill_on_drop: false }`
[INFO] [stdout] f56c6c335777163e8848f6e2ecd4cd1fa84ed2504433dd7f87f731163c6da3cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f14694d6aa537d89e0de3abcf12f19a54e5d8805539cd8ed2104c5a35ddfb61
[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" "9f14694d6aa537d89e0de3abcf12f19a54e5d8805539cd8ed2104c5a35ddfb61", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: attribute should be applied to a foreign function or static
[INFO] [stdout] running 12 tests
[INFO] [stderr]   --> src/math.rs:1:1
[INFO] [stdout] test beta::tests::inv_inc_beta_large ... ok
[INFO] [stderr]    |
[INFO] [stdout] test gamma::tests::inc_gamma_small_p ... ok
[INFO] [stderr] 1  | #![link_name = "m"]
[INFO] [stdout] test gamma::tests::inc_gamma_large_p ... ok
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test gamma::tests::digamma ... ok
[INFO] [stderr]    |
[INFO] [stdout] test error::tests::inv_error_zero ... ok
[INFO] [stderr]   ::: src/lib.rs:14:1
[INFO] [stdout] test beta::tests::inc_beta_large ... ok
[INFO] [stderr]    |
[INFO] [stderr] 14 | mod math;
[INFO] [stderr]    | --------- not a foreign function or static
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: `special` (lib) generated 1 warning
[INFO] [stderr] warning: `special` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/special-886a7b223c915e76)
[INFO] [stdout] test error::tests::inv_error_negative ... ok
[INFO] [stderr]    Doc-tests special
[INFO] [stdout] test error::tests::inv_error_positive ... ok
[INFO] [stdout] test beta::tests::inc_beta_small ... ok
[INFO] [stdout] test beta::tests::inv_inc_beta_small ... ok
[INFO] [stdout] test gamma::tests::trigamma ... ok
[INFO] [stdout] test beta::tests::ln_beta ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/gamma.rs - gamma::Gamma::digamma (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f14694d6aa537d89e0de3abcf12f19a54e5d8805539cd8ed2104c5a35ddfb61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f14694d6aa537d89e0de3abcf12f19a54e5d8805539cd8ed2104c5a35ddfb61", kill_on_drop: false }`
[INFO] [stdout] 9f14694d6aa537d89e0de3abcf12f19a54e5d8805539cd8ed2104c5a35ddfb61