[INFO] cloning repository https://github.com/vmx/ipld-core
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vmx/ipld-core" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmx%2Fipld-core", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmx%2Fipld-core'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d9a18d5fb2a001a6c34e2080b2b1b92e07cf770
[INFO] checking vmx/ipld-core against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmx%2Fipld-core" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vmx/ipld-core
[INFO] finished tweaking git repo https://github.com/vmx/ipld-core
[INFO] tweaked toml for git repo https://github.com/vmx/ipld-core written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vmx/ipld-core on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vmx/ipld-core already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0daf6503b19374fcfebc8e8bd333b76d6443cbedc97cb81eab45af2fcfaf7d2a
[INFO] running `Command { std: "docker" "start" "-a" "0daf6503b19374fcfebc8e8bd333b76d6443cbedc97cb81eab45af2fcfaf7d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0daf6503b19374fcfebc8e8bd333b76d6443cbedc97cb81eab45af2fcfaf7d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0daf6503b19374fcfebc8e8bd333b76d6443cbedc97cb81eab45af2fcfaf7d2a", kill_on_drop: false }`
[INFO] [stdout] 0daf6503b19374fcfebc8e8bd333b76d6443cbedc97cb81eab45af2fcfaf7d2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 452e2d0073c081bb41b08818e93a94392f1373a8e4786396b3aa1fa6cc34898e
[INFO] running `Command { std: "docker" "start" "-a" "452e2d0073c081bb41b08818e93a94392f1373a8e4786396b3aa1fa6cc34898e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.12
[INFO] [stderr]     Checking data-encoding-macro v0.1.14
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking multihash v0.19.1
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking cbor4ii v0.2.14
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stderr]     Checking cid v0.11.1
[INFO] [stderr]     Checking ipld-core v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/convert.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |                         Ok(value.try_into().map_err(|_| ConversionError::FromIpld {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 | derive_try_from_ipld!(Bool, bool);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/convert.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |                         Ok(value.try_into().map_err(|_| ConversionError::FromIpld {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 | derive_try_from_ipld!(Integer, i128);
[INFO] [stdout]     | ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/convert.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |                         Ok(value.try_into().map_err(|_| ConversionError::FromIpld {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 | derive_try_from_ipld!(Float, f64);
[INFO] [stdout]     | --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/convert.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |                         Ok(value.try_into().map_err(|_| ConversionError::FromIpld {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 | derive_try_from_ipld!(String, String);
[INFO] [stdout]     | ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<u8>, Infallible>
[INFO] [stdout]    --> src/convert.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |                         Ok(value.try_into().map_err(|_| ConversionError::FromIpld {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 | derive_try_from_ipld!(Bytes, Vec<u8>);
[INFO] [stdout]     | ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Ipld>, Infallible>
[INFO] [stdout]    --> src/convert.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |                         Ok(value.try_into().map_err(|_| ConversionError::FromIpld {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 | derive_try_from_ipld!(List, Vec<Ipld>);
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<BTreeMap<std::string::String, Ipld>, Infallible>
[INFO] [stdout]    --> src/convert.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |                         Ok(value.try_into().map_err(|_| ConversionError::FromIpld {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 | derive_try_from_ipld!(Map, BTreeMap<String, Ipld>);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<CidGeneric<64>, Infallible>
[INFO] [stdout]    --> src/convert.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |                         Ok(value.try_into().map_err(|_| ConversionError::FromIpld {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 | derive_try_from_ipld!(Link, Cid);
[INFO] [stdout]     | -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, Infallible>
[INFO] [stdout]    --> src/convert.rs:82:51
[INFO] [stdout]     |
[INFO] [stdout]  82 |                     Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | derive_try_from_ipld_option!(Bool, bool);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/convert.rs:82:51
[INFO] [stdout]     |
[INFO] [stdout]  82 |                     Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 | derive_try_from_ipld_option!(Integer, i128);
[INFO] [stdout]     | ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<f64, Infallible>
[INFO] [stdout]    --> src/convert.rs:82:51
[INFO] [stdout]     |
[INFO] [stdout]  82 |                     Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 | derive_try_from_ipld_option!(Float, f64);
[INFO] [stdout]     | ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/convert.rs:82:51
[INFO] [stdout]     |
[INFO] [stdout]  82 |                     Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 | derive_try_from_ipld_option!(String, String);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<u8>, Infallible>
[INFO] [stdout]    --> src/convert.rs:82:51
[INFO] [stdout]     |
[INFO] [stdout]  82 |                     Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | derive_try_from_ipld_option!(Bytes, Vec<u8>);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Ipld>, Infallible>
[INFO] [stdout]    --> src/convert.rs:82:51
[INFO] [stdout]     |
[INFO] [stdout]  82 |                     Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | derive_try_from_ipld_option!(List, Vec<Ipld>);
[INFO] [stdout]     | --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<BTreeMap<std::string::String, Ipld>, Infallible>
[INFO] [stdout]    --> src/convert.rs:82:51
[INFO] [stdout]     |
[INFO] [stdout]  82 |                     Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | derive_try_from_ipld_option!(Map, BTreeMap<String, Ipld>);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<CidGeneric<64>, Infallible>
[INFO] [stdout]    --> src/convert.rs:82:51
[INFO] [stdout]     |
[INFO] [stdout]  82 |                     Ipld::$enum(value) => Ok(Some(value.try_into().map_err(|_| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | derive_try_from_ipld_option!(Link, Cid);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `derive_try_from_ipld_option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ipld-core` (lib) due to 16 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "452e2d0073c081bb41b08818e93a94392f1373a8e4786396b3aa1fa6cc34898e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452e2d0073c081bb41b08818e93a94392f1373a8e4786396b3aa1fa6cc34898e", kill_on_drop: false }`
[INFO] [stdout] 452e2d0073c081bb41b08818e93a94392f1373a8e4786396b3aa1fa6cc34898e
