[INFO] cloning repository https://github.com/archer884/rbench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/archer884/rbench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Frbench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Frbench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e263b9bd6e15560e7a6f4ceb50150a84589f94e
[INFO] testing archer884/rbench against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Frbench" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/archer884/rbench on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/archer884/rbench
[INFO] finished tweaking git repo https://github.com/archer884/rbench
[INFO] tweaked toml for git repo https://github.com/archer884/rbench written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/archer884/rbench already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19beac7a6ba1e7c4b7348c3758bf37634872f27149ee6ef9caa1da3260776134
[INFO] running `Command { std: "docker" "start" "-a" "19beac7a6ba1e7c4b7348c3758bf37634872f27149ee6ef9caa1da3260776134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19beac7a6ba1e7c4b7348c3758bf37634872f27149ee6ef9caa1da3260776134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19beac7a6ba1e7c4b7348c3758bf37634872f27149ee6ef9caa1da3260776134", kill_on_drop: false }`
[INFO] [stdout] 19beac7a6ba1e7c4b7348c3758bf37634872f27149ee6ef9caa1da3260776134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b0deb70badd00ac1b70d40bbdb0409670ab57fa33fc3cf3e7d84dfa48679f67
[INFO] running `Command { std: "docker" "start" "-a" "5b0deb70badd00ac1b70d40bbdb0409670ab57fa33fc3cf3e7d84dfa48679f67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v0.3.0
[INFO] [stdout] error[E0463]: can't find crate for `unicode`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate unicode;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::hash_state`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/ser/impls.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::hash_state::HashState;
[INFO] [stdout]   |                       ^^^^^^^^^^ could not find `hash_state` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::VecMap`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/ser/impls.rs:2:62
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeMap, BTreeSet, HashMap, HashSet, VecMap};
[INFO] [stdout]   |                                                              ^^^^^^ no `VecMap` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::collections::VecMap`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/de/impls.rs:1:62
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeMap, BTreeSet, HashMap, HashSet, VecMap};
[INFO] [stdout]   |                                                              ^^^^^^ no `VecMap` in `collections`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::FromPrimitive`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/de/impls.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::num::FromPrimitive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `FromPrimitive` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/json/de.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::num::Float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/json/ser.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::num::{Float, FpCategory};
[INFO] [stdout]   |                ^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Utf16Item`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/json/de.rs:360:42
[INFO] [stdout]     |
[INFO] [stdout] 360 | ...                   Some(Utf16Item::ScalarValue(c)) => c,
[INFO] [stdout]     |                            ^^^^^^^^^ use of undeclared type `Utf16Item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `FromError` in module `error`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/json/error.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl error::FromError<io::Error> for Error {
[INFO] [stdout]     |             ^^^^^^^^^ not found in `error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `FromError` in module `error`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/json/error.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 | impl error::FromError<de::value::Error> for Error {
[INFO] [stdout]     |             ^^^^^^^^^ not found in `error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/json/value.rs:168:35
[INFO] [stdout]     |
[INFO] [stdout] 168 |             Value::U64(n) => num::cast(n),
[INFO] [stdout]     |                                   ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/json/value.rs:177:35
[INFO] [stdout]     |
[INFO] [stdout] 177 |             Value::I64(n) => num::cast(n),
[INFO] [stdout]     |                                   ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/json/value.rs:187:35
[INFO] [stdout]     |
[INFO] [stdout] 187 |             Value::I64(n) => num::cast(n),
[INFO] [stdout]     |                                   ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `cast` in module `num`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/json/value.rs:188:35
[INFO] [stdout]     |
[INFO] [stdout] 188 |             Value::U64(n) => num::cast(n),
[INFO] [stdout]     |                                   ^^^^ not found in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(collections, convert, core, std_misc, unicode)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(collections, convert, core, std_misc, unicode)]
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(collections, convert, core, std_misc, unicode)]
[INFO] [stdout]   |                                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(collections, convert, core, std_misc, unicode)]
[INFO] [stdout]   |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(collections, convert, core, std_misc, unicode)]
[INFO] [stdout]   |                                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(collections, convert, core, std_misc, unicode)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `convert`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(collections, convert, core, std_misc, unicode)]
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `unicode`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(collections, convert, core, std_misc, unicode)]
[INFO] [stdout]   |                                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `std_misc`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.3.0/src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(collections, convert, core, std_misc, unicode)]
[INFO] [stdout]   |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 23 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425, E0432, E0433, E0463, E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde` due to 24 previous errors
[INFO] running `Command { std: "docker" "inspect" "5b0deb70badd00ac1b70d40bbdb0409670ab57fa33fc3cf3e7d84dfa48679f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b0deb70badd00ac1b70d40bbdb0409670ab57fa33fc3cf3e7d84dfa48679f67", kill_on_drop: false }`
[INFO] [stdout] 5b0deb70badd00ac1b70d40bbdb0409670ab57fa33fc3cf3e7d84dfa48679f67