[INFO] fetching crate alt-std 0.2.9...
[INFO] testing alt-std-0.2.9 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate alt-std 0.2.9 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate alt-std 0.2.9 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alt-std 0.2.9
[INFO] finished tweaking crates.io crate alt-std 0.2.9
[INFO] tweaked toml for crates.io crate alt-std 0.2.9 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8b4c1001d738ffbe9cc618d7182d9b9caa4afccff3541c4f5b2489f1fdc62ff
[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" "f8b4c1001d738ffbe9cc618d7182d9b9caa4afccff3541c4f5b2489f1fdc62ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8b4c1001d738ffbe9cc618d7182d9b9caa4afccff3541c4f5b2489f1fdc62ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8b4c1001d738ffbe9cc618d7182d9b9caa4afccff3541c4f5b2489f1fdc62ff", kill_on_drop: false }`
[INFO] [stdout] f8b4c1001d738ffbe9cc618d7182d9b9caa4afccff3541c4f5b2489f1fdc62ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a38b158fa6419d4c54a17a66ba7d1b2ae85defc9c0442f674b86217b0c11664b
[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" "a38b158fa6419d4c54a17a66ba7d1b2ae85defc9c0442f674b86217b0c11664b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling alt-std v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: bounds on `Self: Drop` are most likely incorrect, consider instead using `core::mem::needs_drop` to detect whether a type can be trivially dropped
[INFO] [stdout]  --> src/stream.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Stream : Drop {
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(drop_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "a38b158fa6419d4c54a17a66ba7d1b2ae85defc9c0442f674b86217b0c11664b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38b158fa6419d4c54a17a66ba7d1b2ae85defc9c0442f674b86217b0c11664b", kill_on_drop: false }`
[INFO] [stdout] a38b158fa6419d4c54a17a66ba7d1b2ae85defc9c0442f674b86217b0c11664b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8a90a0a8261922cf7048a79ce6365c61b4320c9d5ed341ebd35e1c580c2e8df
[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" "e8a90a0a8261922cf7048a79ce6365c61b4320c9d5ed341ebd35e1c580c2e8df", kill_on_drop: false }`
[INFO] [stderr]    Compiling alt-std v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: bounds on `Self: Drop` are most likely incorrect, consider instead using `core::mem::needs_drop` to detect whether a type can be trivially dropped
[INFO] [stdout]  --> src/stream.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Stream : Drop {
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(drop_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on `Self: Drop` are most likely incorrect, consider instead using `core::mem::needs_drop` to detect whether a type can be trivially dropped
[INFO] [stdout]  --> src/stream.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Stream : Drop {
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(drop_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "e8a90a0a8261922cf7048a79ce6365c61b4320c9d5ed341ebd35e1c580c2e8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a90a0a8261922cf7048a79ce6365c61b4320c9d5ed341ebd35e1c580c2e8df", kill_on_drop: false }`
[INFO] [stdout] e8a90a0a8261922cf7048a79ce6365c61b4320c9d5ed341ebd35e1c580c2e8df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 063f8628ab4f036823b81c35016b827aed00a49d6e06ef10adda5a66886090a4
[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" "063f8628ab4f036823b81c35016b827aed00a49d6e06ef10adda5a66886090a4", kill_on_drop: false }`
[INFO] [stderr] warning: bounds on `Self: Drop` are most likely incorrect, consider instead using `core::mem::needs_drop` to detect whether a type can be trivially dropped
[INFO] [stderr]  --> src/stream.rs:3:20
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub trait Stream : Drop {
[INFO] [stderr]   |                    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(drop_bounds)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `alt-std` (lib) generated 1 warning
[INFO] [stderr] warning: `alt-std` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alt_std-ea4a08e5fd857145)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test mem::tests::testBoxFromToRaw ... ok
[INFO] [stdout] test mem::tests::testBoxUnbox ... ok
[INFO] [stdout] test stream::tests::testMemoryReadStream ... ok
[INFO] [stdout] test stream::tests::testMemoryWriteStream ... ok
[INFO] [stdout] test string::tests::testConversion ... ok
[INFO] [stdout] test io::tests::testCreateReadRemoveFile ... ok
[INFO] [stdout] test hashmap::test::testInsert ... ok
[INFO] [stdout] test vec::tests::testPopDestructorPush ... ok
[INFO] [stdout] test vec::tests::testIter ... ok
[INFO] [stdout] test vec::tests::testDestructor ... ok
[INFO] [stdout] test hashmap::test::testVecRemove ... ok
[INFO] [stdout] test mem::tests::testDropVecVec ... ok
[INFO] [stdout] test mem::tests::testBoxUnboxVecVec ... ok
[INFO] [stdout] test vec::tests::testPopDestructor ... ok
[INFO] [stdout] test mem::tests::testDrop ... ok
[INFO] [stderr]    Doc-tests alt-std
[INFO] [stdout] test hashmap::test::testRemove ... ok
[INFO] [stdout] test hashmap::test::testVecInsert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/mem.rs - mem::Box<T>::new (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "063f8628ab4f036823b81c35016b827aed00a49d6e06ef10adda5a66886090a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "063f8628ab4f036823b81c35016b827aed00a49d6e06ef10adda5a66886090a4", kill_on_drop: false }`
[INFO] [stdout] 063f8628ab4f036823b81c35016b827aed00a49d6e06ef10adda5a66886090a4