[INFO] fetching crate tagptr 0.2.0...
[INFO] testing tagptr-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate tagptr 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tagptr 0.2.0
[INFO] finished tweaking crates.io crate tagptr 0.2.0
[INFO] tweaked toml for crates.io crate tagptr 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tagptr 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73376fd60f9666eb2c6cf4c552f884e5378f6a7e5960da6128b9fee6b87d0236
[INFO] running `Command { std: "docker" "start" "-a" "73376fd60f9666eb2c6cf4c552f884e5378f6a7e5960da6128b9fee6b87d0236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73376fd60f9666eb2c6cf4c552f884e5378f6a7e5960da6128b9fee6b87d0236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73376fd60f9666eb2c6cf4c552f884e5378f6a7e5960da6128b9fee6b87d0236", kill_on_drop: false }`
[INFO] [stdout] 73376fd60f9666eb2c6cf4c552f884e5378f6a7e5960da6128b9fee6b87d0236
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2738c72e0dbf7510b7210809eeb8be4298369719eff670ae70e0cdc67e48b5a
[INFO] running `Command { std: "docker" "start" "-a" "f2738c72e0dbf7510b7210809eeb8be4298369719eff670ae70e0cdc67e48b5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagptr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "f2738c72e0dbf7510b7210809eeb8be4298369719eff670ae70e0cdc67e48b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2738c72e0dbf7510b7210809eeb8be4298369719eff670ae70e0cdc67e48b5a", kill_on_drop: false }`
[INFO] [stdout] f2738c72e0dbf7510b7210809eeb8be4298369719eff670ae70e0cdc67e48b5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b21041607f573ae85b74ca292bc997f31b35a0c4823d1bc16e9417b5c2c91151
[INFO] running `Command { std: "docker" "start" "-a" "b21041607f573ae85b74ca292bc997f31b35a0c4823d1bc16e9417b5c2c91151", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagptr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/imp/ptr.rs:602:26
[INFO] [stdout]     |
[INFO] [stdout] 602 |         struct Aligned64(i32);
[INFO] [stdout]     |                --------- ^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "b21041607f573ae85b74ca292bc997f31b35a0c4823d1bc16e9417b5c2c91151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21041607f573ae85b74ca292bc997f31b35a0c4823d1bc16e9417b5c2c91151", kill_on_drop: false }`
[INFO] [stdout] b21041607f573ae85b74ca292bc997f31b35a0c4823d1bc16e9417b5c2c91151
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf7c4b5f1cd6edd2f278a49d7e15b887885c0efc838527156cc5c814bcc482fe
[INFO] running `Command { std: "docker" "start" "-a" "bf7c4b5f1cd6edd2f278a49d7e15b887885c0efc838527156cc5c814bcc482fe", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/imp/ptr.rs:602:26
[INFO] [stderr]     |
[INFO] [stderr] 602 |         struct Aligned64(i32);
[INFO] [stderr]     |                --------- ^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tagptr` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tagptr-fc3d337286873897)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test imp::non_null::tests::test_dangling ... ok
[INFO] [stdout] test imp::non_null::tests::test_try_compose ... ok
[INFO] [stdout] test imp::ptr::tests::test_from_usize ... ok
[INFO] [stdout] test imp::ptr::tests::test_cast ... ok
[INFO] [stdout] test imp::ptr::tests::test_compose ... ok
[INFO] [stdout] test imp::ptr::tests::test_debug ... ok
[INFO] [stdout] test imp::ptr::tests::test_erase ... ok
[INFO] [stdout] test imp::ptr::tests::test_set_tag ... ok
[INFO] [stdout] test imp::ptr::tests::test_underflow_tag ... ok
[INFO] [stdout] test imp::ptr::tests::test_overflow_tag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tagptr
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::fetch_and (line 389) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::decompose_mut (line 389) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::add_tag (line 258) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::swap (line 137) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::fetch_sub (line 297) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::null (line 36) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::as_mut (line 353) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::from_usize (line 79) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::fetch_or (line 343) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::clear_tag (line 178) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::into_raw (line 98) ... ok
[INFO] [stdout] test src/imp/atomic.rs - imp::atomic::AtomicTagPtr<T,N>::fetch_add (line 251) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::as_ref (line 332) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::into_usize (line 122) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::compose (line 141) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::null (line 42) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::decompose_ref (line 365) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::new (line 61) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::sub_tag (line 277) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::split_tag (line 197) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::update_tag (line 236) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::is_null (line 160) ... ok
[INFO] [stdout] test src/imp/ptr.rs - imp::ptr::TagPtr<T,N>::set_tag (line 216) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf7c4b5f1cd6edd2f278a49d7e15b887885c0efc838527156cc5c814bcc482fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf7c4b5f1cd6edd2f278a49d7e15b887885c0efc838527156cc5c814bcc482fe", kill_on_drop: false }`
[INFO] [stdout] bf7c4b5f1cd6edd2f278a49d7e15b887885c0efc838527156cc5c814bcc482fe