[INFO] fetching crate fast_fmt 0.1.3...
[INFO] testing fast_fmt-0.1.3 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate fast_fmt 0.1.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fast_fmt 0.1.3 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast_fmt 0.1.3
[INFO] finished tweaking crates.io crate fast_fmt 0.1.3
[INFO] tweaked toml for crates.io crate fast_fmt 0.1.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numtoa v0.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f28379e6d05ea3c034c5deecbc4d3ca526227043163f43e3f3e31e1f5198b52d
[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" "f28379e6d05ea3c034c5deecbc4d3ca526227043163f43e3f3e31e1f5198b52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f28379e6d05ea3c034c5deecbc4d3ca526227043163f43e3f3e31e1f5198b52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f28379e6d05ea3c034c5deecbc4d3ca526227043163f43e3f3e31e1f5198b52d", kill_on_drop: false }`
[INFO] [stdout] f28379e6d05ea3c034c5deecbc4d3ca526227043163f43e3f3e31e1f5198b52d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f08a0951ba4def0d38b6c7978069f553aafa5b0334dd3d20af28f804ebb269fa
[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" "f08a0951ba4def0d38b6c7978069f553aafa5b0334dd3d20af28f804ebb269fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling numtoa v0.0.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling fast_fmt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "f08a0951ba4def0d38b6c7978069f553aafa5b0334dd3d20af28f804ebb269fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f08a0951ba4def0d38b6c7978069f553aafa5b0334dd3d20af28f804ebb269fa", kill_on_drop: false }`
[INFO] [stdout] f08a0951ba4def0d38b6c7978069f553aafa5b0334dd3d20af28f804ebb269fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cc1e22ef0a5f6c05e664cb7caedcf53ecc0718b99793fc0a5a3fb49a7af8531
[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" "2cc1e22ef0a5f6c05e664cb7caedcf53ecc0718b99793fc0a5a3fb49a7af8531", kill_on_drop: false }`
[INFO] [stderr]    Compiling fast_fmt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "2cc1e22ef0a5f6c05e664cb7caedcf53ecc0718b99793fc0a5a3fb49a7af8531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc1e22ef0a5f6c05e664cb7caedcf53ecc0718b99793fc0a5a3fb49a7af8531", kill_on_drop: false }`
[INFO] [stdout] 2cc1e22ef0a5f6c05e664cb7caedcf53ecc0718b99793fc0a5a3fb49a7af8531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de6deb542a72196bcee207ac2f5594320ae756d16629bdf3e8c6939248889760
[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" "de6deb542a72196bcee207ac2f5594320ae756d16629bdf3e8c6939248889760", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/int_impls.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | / impls! {
[INFO] [stderr] 43 | |     (i8, 4),
[INFO] [stderr] 44 | |     (i16, 6),
[INFO] [stderr] 45 | |     (i32, 11),
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     (u64, 20),
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/int_impls.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | / impls! {
[INFO] [stderr] 43 | |     (i8, 4),
[INFO] [stderr] 44 | |     (i16, 6),
[INFO] [stderr] 45 | |     (i32, 11),
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     (u64, 20),
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/int_impls.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | / impls! {
[INFO] [stderr] 43 | |     (i8, 4),
[INFO] [stderr] 44 | |     (i16, 6),
[INFO] [stderr] 45 | |     (i32, 11),
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     (u64, 20),
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/int_impls.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | / impls! {
[INFO] [stderr] 43 | |     (i8, 4),
[INFO] [stderr] 44 | |     (i16, 6),
[INFO] [stderr] 45 | |     (i32, 11),
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     (u64, 20),
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fast_fmt-3597a3dbdcc75174
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::chain ... ok
[INFO] [stdout] test tests::instantiated_fmt ... ok
[INFO] [stdout] test tests::slice_write ... ok
[INFO] [stdout] test tests::str_fmt ... ok
[INFO] [stdout] test tests::transform ... ok
[INFO] [stdout] test tests::buffer_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fast_fmt
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "de6deb542a72196bcee207ac2f5594320ae756d16629bdf3e8c6939248889760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6deb542a72196bcee207ac2f5594320ae756d16629bdf3e8c6939248889760", kill_on_drop: false }`
[INFO] [stdout] de6deb542a72196bcee207ac2f5594320ae756d16629bdf3e8c6939248889760
