[INFO] fetching crate owasm-std 0.20.1...
[INFO] checking owasm-std-0.20.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate owasm-std 0.20.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate owasm-std 0.20.1
[INFO] finished tweaking crates.io crate owasm-std 0.20.1
[INFO] tweaked toml for crates.io crate owasm-std 0.20.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate owasm-std 0.20.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding fixed-hash v0.3.2 (available: v0.8.0)
[INFO] [stderr]       Adding uint v0.6.1 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fa6eabcd4e1348a85c85b365fb0353ffe4d75fd3511d6b4d54bbae450f64889
[INFO] running `Command { std: "docker" "start" "-a" "1fa6eabcd4e1348a85c85b365fb0353ffe4d75fd3511d6b4d54bbae450f64889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fa6eabcd4e1348a85c85b365fb0353ffe4d75fd3511d6b4d54bbae450f64889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa6eabcd4e1348a85c85b365fb0353ffe4d75fd3511d6b4d54bbae450f64889", kill_on_drop: false }`
[INFO] [stdout] 1fa6eabcd4e1348a85c85b365fb0353ffe4d75fd3511d6b4d54bbae450f64889
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5a37b6482b6effc3ab309ed6781c8d1fa0b334961021c6097b5bedb920dc067
[INFO] running `Command { std: "docker" "start" "-a" "c5a37b6482b6effc3ab309ed6781c8d1fa0b334961021c6097b5bedb920dc067", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking uint v0.6.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking owasm-std v0.20.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/types.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / ///! Provides primitive fixed size hash types.
[INFO] [stdout] 2 | | ///! Based on https://github.com/paritytech/pwasm-std/blob/61db712/src/types.rs
[INFO] [stdout]   | |_------------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/types.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / construct_fixed_hash! {
[INFO] [stdout] 11 | |     /// A 160 bits (20 bytes) hash type (aka `Address`).
[INFO] [stdout] 12 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 13 | |     pub struct H160(20);
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `platform-alloc`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `construct_fixed_hash` may come from an old version of the `fixed_hash` crate, try updating your dependency with `cargo update -p fixed_hash`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / construct_fixed_hash! {
[INFO] [stdout] 17 | |     /// A 256-bits (32 bytes) hash type.
[INFO] [stdout] 18 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 19 | |     pub struct H256(32);
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `platform-alloc`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `construct_fixed_hash` may come from an old version of the `fixed_hash` crate, try updating your dependency with `cargo update -p fixed_hash`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/types.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / construct_uint! {
[INFO] [stdout] 5 | |     /// A 256-bits (4 64-bit word) fixed-size bigint type.
[INFO] [stdout] 6 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 7 | |     pub struct U256(4);
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/types.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / construct_uint! {
[INFO] [stdout] 5 | |     /// A 256-bits (4 64-bit word) fixed-size bigint type.
[INFO] [stdout] 6 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 7 | |     pub struct U256(4);
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]  --> src/types.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / ///! Provides primitive fixed size hash types.
[INFO] [stdout] 2 | | ///! Based on https://github.com/paritytech/pwasm-std/blob/61db712/src/types.rs
[INFO] [stdout]   | |_------------------------------------------------------------------------------^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   rustdoc does not generate documentation for macro invocations
[INFO] [stdout]   |
[INFO] [stdout]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/types.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / construct_fixed_hash! {
[INFO] [stdout] 11 | |     /// A 160 bits (20 bytes) hash type (aka `Address`).
[INFO] [stdout] 12 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 13 | |     pub struct H160(20);
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `platform-alloc`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `construct_fixed_hash` may come from an old version of the `fixed_hash` crate, try updating your dependency with `cargo update -p fixed_hash`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dev`
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / construct_fixed_hash! {
[INFO] [stdout] 17 | |     /// A 256-bits (32 bytes) hash type.
[INFO] [stdout] 18 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 19 | |     pub struct H256(32);
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `platform-alloc`
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `construct_fixed_hash` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `construct_fixed_hash` may come from an old version of the `fixed_hash` crate, try updating your dependency with `cargo update -p fixed_hash`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the macro `construct_fixed_hash` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/types.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / construct_uint! {
[INFO] [stdout] 5 | |     /// A 256-bits (4 64-bit word) fixed-size bigint type.
[INFO] [stdout] 6 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 7 | |     pub struct U256(4);
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/types.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / construct_uint! {
[INFO] [stdout] 5 | |     /// A 256-bits (4 64-bit word) fixed-size bigint type.
[INFO] [stdout] 6 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 7 | |     pub struct U256(4);
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `uint_overflowing_binop` which comes from the expansion of the macro `construct_uint` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/types.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / construct_fixed_hash! {
[INFO] [stdout] 11 | |     /// A 160 bits (20 bytes) hash type (aka `Address`).
[INFO] [stdout] 12 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 13 | |     pub struct H160(20);
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / construct_fixed_hash! {
[INFO] [stdout] 17 | |     /// A 256-bits (32 bytes) hash type.
[INFO] [stdout] 18 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 19 | |     pub struct H256(32);
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 16 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/types.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / construct_fixed_hash! {
[INFO] [stdout] 11 | |     /// A 160 bits (20 bytes) hash type (aka `Address`).
[INFO] [stdout] 12 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 13 | |     pub struct H160(20);
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/types.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / construct_fixed_hash! {
[INFO] [stdout] 17 | |     /// A 256-bits (32 bytes) hash type.
[INFO] [stdout] 18 | |     #[derive(Serialize, Deserialize)]
[INFO] [stdout] 19 | |     pub struct H256(32);
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 16 | let _ = construct_fixed_hash! {
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.46s
[INFO] running `Command { std: "docker" "inspect" "c5a37b6482b6effc3ab309ed6781c8d1fa0b334961021c6097b5bedb920dc067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a37b6482b6effc3ab309ed6781c8d1fa0b334961021c6097b5bedb920dc067", kill_on_drop: false }`
[INFO] [stdout] c5a37b6482b6effc3ab309ed6781c8d1fa0b334961021c6097b5bedb920dc067