[INFO] fetching crate idmap 0.2.21...
[INFO] testing idmap-0.2.21 against 1.60.0 for beta-1.61-1
[INFO] extracting crate idmap 0.2.21 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate idmap 0.2.21 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate idmap 0.2.21
[INFO] finished tweaking crates.io crate idmap 0.2.21
[INFO] tweaked toml for crates.io crate idmap 0.2.21 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixedbitset v0.4.1
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded petgraph v0.6.0
[INFO] [stderr]   Downloaded idmap-derive v0.1.2
[INFO] [stderr]   Downloaded serde_test v1.0.136
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8453c53c8b7e638e49f142de29aef66160ba897e4b4ff716ea76fd310926a4ee
[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" "8453c53c8b7e638e49f142de29aef66160ba897e4b4ff716ea76fd310926a4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8453c53c8b7e638e49f142de29aef66160ba897e4b4ff716ea76fd310926a4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8453c53c8b7e638e49f142de29aef66160ba897e4b4ff716ea76fd310926a4ee", kill_on_drop: false }`
[INFO] [stdout] 8453c53c8b7e638e49f142de29aef66160ba897e4b4ff716ea76fd310926a4ee
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cdeee1c21ac09adc1ffb5ec3743a7dfec4feffcfc3192a8ce364a79d9e323a5
[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" "5cdeee1c21ac09adc1ffb5ec3743a7dfec4feffcfc3192a8ce364a79d9e323a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset v0.4.1
[INFO] [stderr]    Compiling idmap v0.2.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "5cdeee1c21ac09adc1ffb5ec3743a7dfec4feffcfc3192a8ce364a79d9e323a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cdeee1c21ac09adc1ffb5ec3743a7dfec4feffcfc3192a8ce364a79d9e323a5", kill_on_drop: false }`
[INFO] [stdout] 5cdeee1c21ac09adc1ffb5ec3743a7dfec4feffcfc3192a8ce364a79d9e323a5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0730cab03fed1dc1f9b201af0deccea799156ee3e5d8ab212081542113d819f8
[INFO] running `Command { std: "docker" "start" "-a" "0730cab03fed1dc1f9b201af0deccea799156ee3e5d8ab212081542113d819f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling idmap-derive v0.1.2
[INFO] [stderr]    Compiling idmap v0.2.21 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]  --> tests/basic.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate serde;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]  --> tests/direct.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate serde;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]    --> tests/basic.rs:149:52
[INFO] [stdout]     |
[INFO] [stdout] 149 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stdout]     |                                                    ^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]    --> tests/basic.rs:149:63
[INFO] [stdout]     |
[INFO] [stdout] 149 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stdout]     |                                                               ^^^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `idmap` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]    --> tests/direct.rs:148:52
[INFO] [stdout]     |
[INFO] [stdout] 148 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize, Ord, PartialOrd, Eq)]
[INFO] [stdout]     |                                                    ^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]    --> tests/direct.rs:148:63
[INFO] [stdout]     |
[INFO] [stdout] 148 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize, Ord, PartialOrd, Eq)]
[INFO] [stdout]     |                                                               ^^^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]  --> tests/set.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate serde;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]    --> tests/set.rs:115:52
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize, Ord, PartialOrd, Eq)]
[INFO] [stdout]     |                                                    ^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]    --> tests/set.rs:115:63
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[derive(IntegerId, Debug, Copy, Clone, PartialEq, Serialize, Deserialize, Ord, PartialOrd, Eq)]
[INFO] [stdout]     |                                                               ^^^^^^^^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0730cab03fed1dc1f9b201af0deccea799156ee3e5d8ab212081542113d819f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0730cab03fed1dc1f9b201af0deccea799156ee3e5d8ab212081542113d819f8", kill_on_drop: false }`
[INFO] [stdout] 0730cab03fed1dc1f9b201af0deccea799156ee3e5d8ab212081542113d819f8